122732354664 has 96 divisors (see below), whose sum is σ = 335822423040. Its totient is φ = 40490304000.

The previous prime is 122732354639. The next prime is 122732354671. The reversal of 122732354664 is 466453237221.

122732354664 is a `hidden beast` number, since 1 + 2 + 27 + 3 + 23 + 546 + 64 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8860384 + ... + 8874224.

It is an arithmetic number, because the mean of its divisors is an integer number (3498150240).

Almost surely, 2^122732354664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122732354664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167911211520).

122732354664 is an abundant number, since it is smaller than the sum of its proper divisors (213090068376).

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

122732354664 is a wasteful number, since it uses less digits than its factorization.

122732354664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15111 (or 15104 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 45.

The spelling of 122732354664 in words is "one hundred twenty-two billion, seven hundred thirty-two million, three hundred fifty-four thousand, six hundred sixty-four".