402455933901 has 24 divisors (see below), whose sum is σ = 664613664000. Its totient is φ = 229891062816.

The previous prime is 402455933899. The next prime is 402455933941. The reversal of 402455933901 is 109339554204.

402455933901 is a `hidden beast` number, since 4 + 0 + 2 + 4 + 559 + 3 + 3 + 90 + 1 = 666.

It is not a de Polignac number, because 402455933901 - 2¹ = 402455933899 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402455933941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 988725 + ... + 1335098.

It is an arithmetic number, because the mean of its divisors is an integer number (27692236000).

Almost surely, 2^402455933901 is an apocalyptic number.

It is an amenable number.

402455933901 is a deficient number, since it is larger than the sum of its proper divisors (262157730099).

402455933901 is a wasteful number, since it uses less digits than its factorization.

402455933901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326585 (or 2326582 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 402455933901 in words is "four hundred two billion, four hundred fifty-five million, nine hundred thirty-three thousand, nine hundred one".