152504221432 has 8 divisors (see below), whose sum is σ = 285945415200. Its totient is φ = 76252110712.

The previous prime is 152504221393. The next prime is 152504221433. The reversal of 152504221432 is 234122405251.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 152504221394 and 152504221403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152504221433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9531513832 + ... + 9531513847.

It is an arithmetic number, because the mean of its divisors is an integer number (35743176900).

Almost surely, 2^152504221432 is an apocalyptic number.

It is an amenable number.

152504221432 is a deficient number, since it is larger than the sum of its proper divisors (133441193768).

152504221432 is a wasteful number, since it uses less digits than its factorization.

152504221432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19063027685 (or 19063027681 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 152504221432 its reverse (234122405251), we get a palindrome (386626626683).

The spelling of 152504221432 in words is "one hundred fifty-two billion, five hundred four million, two hundred twenty-one thousand, four hundred thirty-two".