400141140432 has 40 divisors (see below), whose sum is σ = 1127670488160. Its totient is φ = 121254890880.

The previous prime is 400141140419. The next prime is 400141140449. The reversal of 400141140432 is 234041141004.

It is a super-2 number, since 2×400141140432² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378921007 + ... + 378922062.

It is an arithmetic number, because the mean of its divisors is an integer number (28191762204).

Almost surely, 2^400141140432 is an apocalyptic number.

It is an amenable number.

400141140432 is an abundant number, since it is smaller than the sum of its proper divisors (727529347728).

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

400141140432 is a wasteful number, since it uses less digits than its factorization.

400141140432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757843091 (or 757843085 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 400141140432 its reverse (234041141004), we get a palindrome (634182281436).

The spelling of 400141140432 in words is "four hundred billion, one hundred forty-one million, one hundred forty thousand, four hundred thirty-two".