401310516 has 12 divisors (see below), whose sum is σ = 936391232. Its totient is φ = 133770168.

The previous prime is 401310499. The next prime is 401310527. The reversal of 401310516 is 615013104.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×401310516³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 401310492 and 401310501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16721260 + ... + 16721283.

Almost surely, 2^401310516 is an apocalyptic number.

It is an amenable number.

401310516 is an abundant number, since it is smaller than the sum of its proper divisors (535080716).

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

401310516 is a wasteful number, since it uses less digits than its factorization.

401310516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33442550 (or 33442548 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 401310516 is about 20032.7361086797. The cubic root of 401310516 is about 737.6100862575.

The spelling of 401310516 in words is "four hundred one million, three hundred ten thousand, five hundred sixteen".