402660163057152 has 1280 divisors, whose sum is σ = 1449483355127808. Its totient is φ = 95927483105280.

The previous prime is 402660163057121. The next prime is 402660163057193. The reversal of 402660163057152 is 251750361066204.

It is a super-2 number, since 2×402660163057152² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 176064783753 + ... + 176064786039.

Almost surely, 2^{402660163057152} is an apocalyptic number.

402660163057152 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402660163057152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724741677563904).

402660163057152 is an abundant number, since it is smaller than the sum of its proper divisors (1046823192070656).

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

402660163057152 is a wasteful number, since it uses less digits than its factorization.

402660163057152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019 (or 3003 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 402660163057152 in words is "four hundred two trillion, six hundred sixty billion, one hundred sixty-three million, fifty-seven thousand, one hundred fifty-two".