1015251455532 has 24 divisors (see below), whose sum is σ = 2371240287472. Its totient is φ = 338085691200.

The previous prime is 1015251455507. The next prime is 1015251455567. The reversal of 1015251455532 is 2355541525101.

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, 41419819 + ... + 41444322.

Almost surely, 2^{1015251455532} is an apocalyptic number.

1015251455532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1015251455532 is an abundant number, since it is smaller than the sum of its proper divisors (1355988831940).

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

1015251455532 is a wasteful number, since it uses less digits than its factorization.

1015251455532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82865169 (or 82865167 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 39.

The spelling of 1015251455532 in words is "one trillion, fifteen billion, two hundred fifty-one million, four hundred fifty-five thousand, five hundred thirty-two".