140404252455432 has 96 divisors (see below), whose sum is σ = 438571605700800. Its totient is φ = 39747468569472.

The previous prime is 140404252455421. The next prime is 140404252455437. The reversal of 140404252455432 is 234554252404041.

140404252455432 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 0 + 42 + 5 + 24 + 554 + 32 = 666.

It is a super-2 number, since 2×140404252455432² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140404252455437) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1277834358 + ... + 1277944229.

It is an arithmetic number, because the mean of its divisors is an integer number (4568454226050).

Almost surely, 2^{140404252455432} is an apocalyptic number.

140404252455432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140404252455432 is an abundant number, since it is smaller than the sum of its proper divisors (298167353245368).

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

140404252455432 is a wasteful number, since it uses less digits than its factorization.

140404252455432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555778715 (or 2555778708 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 45.

The spelling of 140404252455432 in words is "one hundred forty trillion, four hundred four billion, two hundred fifty-two million, four hundred fifty-five thousand, four hundred thirty-two".