252135150024 has 64 divisors (see below), whose sum is σ = 639360072000. Its totient is φ = 82849363200.

The previous prime is 252135150023. The next prime is 252135150037. The reversal of 252135150024 is 420051531252.

It is a junction number, because it is equal to n+sod(n) for n = 252135149973 and 252135150000.

It is not an unprimeable number, because it can be changed into a prime (252135150023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327987 + ... + 782205.

It is an arithmetic number, because the mean of its divisors is an integer number (9990001125).

Almost surely, 2^252135150024 is an apocalyptic number.

252135150024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

252135150024 is an abundant number, since it is smaller than the sum of its proper divisors (387224921976).

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

252135150024 is a wasteful number, since it uses less digits than its factorization.

252135150024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454558 (or 454554 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 252135150024 its reverse (420051531252), we get a palindrome (672186681276).

The spelling of 252135150024 in words is "two hundred fifty-two billion, one hundred thirty-five million, one hundred fifty thousand, twenty-four".