1550253136 has 10 divisors (see below), whose sum is σ = 3003615482. Its totient is φ = 775126560.

The previous prime is 1550253119. The next prime is 1550253161. The reversal of 1550253136 is 6313520551.

It can be written as a sum of positive squares in only one way, i.e., 1496142400 + 54110736 = 38680^2 + 7356^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1550253098 and 1550253107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48445395 + ... + 48445426.

Almost surely, 2^1550253136 is an apocalyptic number.

1550253136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1550253136 is a deficient number, since it is larger than the sum of its proper divisors (1453362346).

1550253136 is an equidigital number, since it uses as much as digits as its factorization.

1550253136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96890829 (or 96890823 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 1550253136 is about 39373.2540692283. The cubic root of 1550253136 is about 1157.3575244589.

Adding to 1550253136 its reverse (6313520551), we get a palindrome (7863773687).

The spelling of 1550253136 in words is "one billion, five hundred fifty million, two hundred fifty-three thousand, one hundred thirty-six".