402564332152 has 16 divisors (see below), whose sum is σ = 754845159600. Its totient is φ = 201272289600.

The previous prime is 402564332147. The next prime is 402564332171. The reversal of 402564332152 is 251233465204.

It is a super-2 number, since 2×402564332152² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1059877 + ... + 1388692.

It is an arithmetic number, because the mean of its divisors is an integer number (47177822475).

Almost surely, 2^402564332152 is an apocalyptic number.

It is an amenable number.

402564332152 is a deficient number, since it is larger than the sum of its proper divisors (352280827448).

402564332152 is a wasteful number, since it uses less digits than its factorization.

402564332152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469126 (or 2469122 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 402564332152 its reverse (251233465204), we get a palindrome (653797797356).

The spelling of 402564332152 in words is "four hundred two billion, five hundred sixty-four million, three hundred thirty-two thousand, one hundred fifty-two".