401801042976 has 96 divisors (see below), whose sum is σ = 1083831981120. Its totient is φ = 130241903616.

The previous prime is 401801042963. The next prime is 401801042983. The reversal of 401801042976 is 679240108104.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×401801042976² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6601290 + ... + 6661878.

It is an arithmetic number, because the mean of its divisors is an integer number (11289916470).

Almost surely, 2^401801042976 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 401801042976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (541915990560).

401801042976 is an abundant number, since it is smaller than the sum of its proper divisors (682030938144).

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

401801042976 is a wasteful number, since it uses less digits than its factorization.

401801042976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62506 (or 62498 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The spelling of 401801042976 in words is "four hundred one billion, eight hundred one million, forty-two thousand, nine hundred seventy-six".