401257606354 has 32 divisors (see below), whose sum is σ = 659223447552. Its totient is φ = 181662426000.

The previous prime is 401257606339. The next prime is 401257606357. The reversal of 401257606354 is 453606752104.

It is a super-2 number, since 2×401257606354² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401257606354.

It is not an unprimeable number, because it can be changed into a prime (401257606357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25217269 + ... + 25233175.

It is an arithmetic number, because the mean of its divisors is an integer number (20600732736).

Almost surely, 2^401257606354 is an apocalyptic number.

401257606354 is a deficient number, since it is larger than the sum of its proper divisors (257965841198).

401257606354 is a wasteful number, since it uses less digits than its factorization.

401257606354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20422.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 401257606354 in words is "four hundred one billion, two hundred fifty-seven million, six hundred six thousand, three hundred fifty-four".