72152406052032 has 28 divisors (see below), whose sum is σ = 190903241013176. Its totient is φ = 24050802017280.

The previous prime is 72152406052009. The next prime is 72152406052039. The reversal of 72152406052032 is 23025060425127.

It is not an unprimeable number, because it can be changed into a prime (72152406052039) 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, 187896890569 + ... + 187896890952.

Almost surely, 2^{72152406052032} is an apocalyptic number.

It is an amenable number.

72152406052032 is an abundant number, since it is smaller than the sum of its proper divisors (118750834961144).

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

72152406052032 is a wasteful number, since it uses less digits than its factorization.

72152406052032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375793781536 (or 375793781526 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

Adding to 72152406052032 its reverse (23025060425127), we get a palindrome (95177466477159).

The spelling of 72152406052032 in words is "seventy-two trillion, one hundred fifty-two billion, four hundred six million, fifty-two thousand, thirty-two".