53334322406664 has 32 divisors (see below), whose sum is σ = 143592406480320. Its totient is φ = 16410560740416.

The previous prime is 53334322406621. The next prime is 53334322406773. The reversal of 53334322406664 is 46660422343335.

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, 85471670212 + ... + 85471670835.

It is an arithmetic number, because the mean of its divisors is an integer number (4487262702510).

Almost surely, 2^{53334322406664} is an apocalyptic number.

It is an amenable number.

53334322406664 is an abundant number, since it is smaller than the sum of its proper divisors (90258084073656).

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

53334322406664 is a wasteful number, since it uses less digits than its factorization.

53334322406664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170943341069 (or 170943341065 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 51.

Adding to 53334322406664 its reverse (46660422343335), we get a palindrome (99994744749999).

The spelling of 53334322406664 in words is "fifty-three trillion, three hundred thirty-four billion, three hundred twenty-two million, four hundred six thousand, six hundred sixty-four".