402564332151 has 48 divisors (see below), whose sum is σ = 613633020000. Its totient is φ = 253609574400.

The previous prime is 402564332147. The next prime is 402564332171. The reversal of 402564332151 is 151233465204.

402564332151 is a `hidden beast` number, since 4 + 0 + 2 + 5 + 6 + 433 + 215 + 1 = 666.

It is not a de Polignac number, because 402564332151 - 2² = 402564332147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402564332171) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 157929025 + ... + 157931573.

It is an arithmetic number, because the mean of its divisors is an integer number (12784021250).

Almost surely, 2^402564332151 is an apocalyptic number.

402564332151 is a deficient number, since it is larger than the sum of its proper divisors (211068687849).

402564332151 is a wasteful number, since it uses less digits than its factorization.

402564332151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4544 (or 4541 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 402564332151 its reverse (151233465204), we get a palindrome (553797797355).

The spelling of 402564332151 in words is "four hundred two billion, five hundred sixty-four million, three hundred thirty-two thousand, one hundred fifty-one".