1015152253000 has 32 divisors (see below), whose sum is σ = 2375456274360. Its totient is φ = 406060900800.

The previous prime is 1015152252967. The next prime is 1015152253007. The reversal of 1015152253000 is 3522515101.

It can be written as a sum of positive squares in 4 ways, for example, as 514745981764 + 500406271236 = 717458^2 + 707394^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1015152253007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 507575127 + ... + 507577126.

Almost surely, 2^{1015152253000} is an apocalyptic number.

1015152253000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1015152253000 is an abundant number, since it is smaller than the sum of its proper divisors (1360304021360).

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

1015152253000 is a wasteful number, since it uses less digits than its factorization.

1015152253000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015152274 (or 1015152260 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 1015152253000 its reverse (3522515101), we get a palindrome (1018674768101).

The spelling of 1015152253000 in words is "one trillion, fifteen billion, one hundred fifty-two million, two hundred fifty-three thousand".