32402140402331 has 16 divisors (see below), whose sum is σ = 38981621871360. Its totient is φ = 26310430251360.

The previous prime is 32402140402321. The next prime is 32402140402349. The reversal of 32402140402331 is 13320404120423.

It is a cyclic number.

It is not a de Polignac number, because 32402140402331 - 2³⁰ = 32401066660507 is a prime.

It is a super-2 number, since 2×32402140402331² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32402140402294 and 32402140402303.

It is not an unprimeable number, because it can be changed into a prime (32402140402321) 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, 1756916 + ... + 8239601.

It is an arithmetic number, because the mean of its divisors is an integer number (2436351366960).

Almost surely, 2^{32402140402331} is an apocalyptic number.

32402140402331 is a deficient number, since it is larger than the sum of its proper divisors (6579481469029).

32402140402331 is a wasteful number, since it uses less digits than its factorization.

32402140402331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10020914.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 32402140402331 its reverse (13320404120423), we get a palindrome (45722544522754).

The spelling of 32402140402331 in words is "thirty-two trillion, four hundred two billion, one hundred forty million, four hundred two thousand, three hundred thirty-one".