1010265900 has 144 divisors (see below), whose sum is σ = 3365617920. Its totient is φ = 229190400.

The previous prime is 1010265899. The next prime is 1010265901. The reversal of 1010265900 is 95620101.

It is an interprime number because it is at equal distance from previous prime (1010265899) and next prime (1010265901).

It is not an unprimeable number, because it can be changed into a prime (1010265901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 290170 + ... + 293630.

Almost surely, 2^1010265900 is an apocalyptic number.

1010265900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1010265900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1682808960).

1010265900 is an abundant number, since it is smaller than the sum of its proper divisors (2355352020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1010265900 is a wasteful number, since it uses less digits than its factorization.

1010265900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3624 (or 3617 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 1010265900 is about 31784.6802721059. The cubic root of 1010265900 is about 1003.4103231417.

The spelling of 1010265900 in words is "one billion, ten million, two hundred sixty-five thousand, nine hundred".