401368860988632 has 192 divisors, whose sum is σ = 1157818197070080. Its totient is φ = 125328546959616.

The previous prime is 401368860988621. The next prime is 401368860988643. The reversal of 401368860988632 is 236889068863104.

401368860988632 is a `hidden beast` number, since 4 + 0 + 1 + 3 + 6 + 8 + 8 + 609 + 8 + 8 + 6 + 3 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (401368860988621) and next prime (401368860988643).

It is a super-2 number, since 2×401368860988632² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43828963 + ... + 52189229.

It is an arithmetic number, because the mean of its divisors is an integer number (6030303109740).

Almost surely, 2^{401368860988632} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401368860988632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (578909098535040).

401368860988632 is an abundant number, since it is smaller than the sum of its proper divisors (756449336081448).

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

401368860988632 is a wasteful number, since it uses less digits than its factorization.

401368860988632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8360902 (or 8360895 counting only the distinct ones).

The product of its (nonzero) digits is 573308928, while the sum is 72.

The spelling of 401368860988632 in words is "four hundred one trillion, three hundred sixty-eight billion, eight hundred sixty million, nine hundred eighty-eight thousand, six hundred thirty-two".