152525321506 has 8 divisors (see below), whose sum is σ = 228795079680. Its totient is φ = 76260294948.

The previous prime is 152525321503. The next prime is 152525321551. The reversal of 152525321506 is 605123525251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×152525321506² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (152525321503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101186 + ... + 1231933.

It is an arithmetic number, because the mean of its divisors is an integer number (28599384960).

Almost surely, 2^152525321506 is an apocalyptic number.

152525321506 is a deficient number, since it is larger than the sum of its proper divisors (76269758174).

152525321506 is a wasteful number, since it uses less digits than its factorization.

152525321506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2365808.

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 152525321506 its reverse (605123525251), we get a palindrome (757648846757).

The spelling of 152525321506 in words is "one hundred fifty-two billion, five hundred twenty-five million, three hundred twenty-one thousand, five hundred six".