152640235431632 has 160 divisors (see below), whose sum is σ = 323108627390976. Its totient is φ = 69431961024000.

The previous prime is 152640235431631. The next prime is 152640235431637. The reversal of 152640235431632 is 236134532046251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152640235431631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14331065507 + ... + 14331076157.

Almost surely, 2^{152640235431632} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152640235431632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161554313695488).

152640235431632 is an abundant number, since it is smaller than the sum of its proper divisors (170468391959344).

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

152640235431632 is a wasteful number, since it uses less digits than its factorization.

152640235431632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12689 (or 12683 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

Adding to 152640235431632 its reverse (236134532046251), we get a palindrome (388774767477883).

The spelling of 152640235431632 in words is "one hundred fifty-two trillion, six hundred forty billion, two hundred thirty-five million, four hundred thirty-one thousand, six hundred thirty-two".