401420883512 has 32 divisors (see below), whose sum is σ = 840183252480. Its totient is φ = 178220686560.

The previous prime is 401420883509. The next prime is 401420883527. The reversal of 401420883512 is 215388024104.

It is a super-2 number, since 2×401420883512² (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 7 ways as a sum of consecutive naturals, for example, 53038088 + ... + 53045655.

It is an arithmetic number, because the mean of its divisors is an integer number (26255726640).

Almost surely, 2^401420883512 is an apocalyptic number.

It is an amenable number.

401420883512 is an abundant number, since it is smaller than the sum of its proper divisors (438762368968).

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

401420883512 is a wasteful number, since it uses less digits than its factorization.

401420883512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106083803 (or 106083799 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 401420883512 in words is "four hundred one billion, four hundred twenty million, eight hundred eighty-three thousand, five hundred twelve".