1020162040 has 32 divisors (see below), whose sum is σ = 2310579360. Its totient is φ = 405360000.

The previous prime is 1020162007. The next prime is 1020162067. The reversal of 1020162040 is 402610201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78411 + ... + 90490.

It is an arithmetic number, because the mean of its divisors is an integer number (72205605).

Almost surely, 2^1020162040 is an apocalyptic number.

1020162040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020162040 is an abundant number, since it is smaller than the sum of its proper divisors (1290417320).

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

1020162040 is a wasteful number, since it uses less digits than its factorization.

1020162040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169063 (or 169059 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1020162040 is about 31939.9755792017. The cubic root of 1020162040 is about 1006.6760116866.

Adding to 1020162040 its reverse (402610201), we get a palindrome (1422772241).

The spelling of 1020162040 in words is "one billion, twenty million, one hundred sixty-two thousand, forty".