401515630351 has 8 divisors (see below), whose sum is σ = 438029499600. Its totient is φ = 365003835840.

The previous prime is 401515630349. The next prime is 401515630387. The reversal of 401515630351 is 153036515104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401515630351 - 2¹ = 401515630349 is a prime.

It is a super-2 number, since 2×401515630351² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401515631351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99286 + ... + 901603.

It is an arithmetic number, because the mean of its divisors is an integer number (54753687450).

Almost surely, 2^401515630351 is an apocalyptic number.

401515630351 is a deficient number, since it is larger than the sum of its proper divisors (36513869249).

401515630351 is a wasteful number, since it uses less digits than its factorization.

401515630351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037369.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 401515630351 in words is "four hundred one billion, five hundred fifteen million, six hundred thirty thousand, three hundred fifty-one".