402164643352 has 64 divisors (see below), whose sum is σ = 772142284800. Its totient is φ = 196322006400.

The previous prime is 402164643323. The next prime is 402164643379. The reversal of 402164643352 is 253346461204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56615433 + ... + 56622535.

It is an arithmetic number, because the mean of its divisors is an integer number (12064723200).

Almost surely, 2^402164643352 is an apocalyptic number.

It is an amenable number.

402164643352 is a deficient number, since it is larger than the sum of its proper divisors (369977641448).

402164643352 is a wasteful number, since it uses less digits than its factorization.

402164643352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8176 (or 8172 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 402164643352 in words is "four hundred two billion, one hundred sixty-four million, six hundred forty-three thousand, three hundred fifty-two".