401755173148 has 24 divisors (see below), whose sum is σ = 850775661792. Its totient is φ = 162052506624.

The previous prime is 401755173143. The next prime is 401755173187. The reversal of 401755173148 is 841371557104.

It is a super-2 number, since 2×401755173148² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401755173098 and 401755173107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401755173143) 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, 422011261 + ... + 422012212.

It is an arithmetic number, because the mean of its divisors is an integer number (35448985908).

Almost surely, 2^401755173148 is an apocalyptic number.

It is an amenable number.

401755173148 is an abundant number, since it is smaller than the sum of its proper divisors (449020488644).

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

401755173148 is a wasteful number, since it uses less digits than its factorization.

401755173148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844023501 (or 844023499 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 46.

The spelling of 401755173148 in words is "four hundred one billion, seven hundred fifty-five million, one hundred seventy-three thousand, one hundred forty-eight".