32400012162164 has 24 divisors (see below), whose sum is σ = 56906413956840. Its totient is φ = 16141040240256.

The previous prime is 32400012162151. The next prime is 32400012162173. The reversal of 32400012162164 is 46126121000423.

It can be written as a sum of positive squares in 4 ways, for example, as 2229819454564 + 30170192707600 = 1493258^2 + 5492740^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 32400012162164.

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, 38224502 + ... + 39062930.

It is an arithmetic number, because the mean of its divisors is an integer number (2371100581535).

Almost surely, 2^{32400012162164} is an apocalyptic number.

It is an amenable number.

32400012162164 is a deficient number, since it is larger than the sum of its proper divisors (24506401794676).

32400012162164 is a wasteful number, since it uses less digits than its factorization.

32400012162164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873587 (or 873585 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 32400012162164 its reverse (46126121000423), we get a palindrome (78526133162587).

The spelling of 32400012162164 in words is "thirty-two trillion, four hundred billion, twelve million, one hundred sixty-two thousand, one hundred sixty-four".