401753893164 has 48 divisors (see below), whose sum is σ = 1011381224448. Its totient is φ = 123390566208.

The previous prime is 401753893139. The next prime is 401753893169. The reversal of 401753893164 is 461398357104.

It is a super-2 number, since 2×401753893164² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401753893169) 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, 2268732 + ... + 2439395.

It is an arithmetic number, because the mean of its divisors is an integer number (21070442176).

Almost surely, 2^401753893164 is an apocalyptic number.

It is an amenable number.

401753893164 is an abundant number, since it is smaller than the sum of its proper divisors (609627331284).

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

401753893164 is a wasteful number, since it uses less digits than its factorization.

401753893164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4708694 (or 4708692 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 401753893164 in words is "four hundred one billion, seven hundred fifty-three million, eight hundred ninety-three thousand, one hundred sixty-four".