73422557133120 has 168 divisors, whose sum is σ = 271969388852616. Its totient is φ = 18073244823552.

The previous prime is 73422557133091. The next prime is 73422557133131. The reversal of 73422557133120 is 2133175522437.

73422557133120 is a `hidden beast` number, since 7 + 3 + 4 + 2 + 25 + 571 + 3 + 31 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5992704 + 73422551140416 = 2448^2 + 8568696^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

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, 980498847 + ... + 980573726.

It is an arithmetic number, because the mean of its divisors is an integer number (1618865409837).

Almost surely, 2^{73422557133120} is an apocalyptic number.

It is an amenable number.

73422557133120 is an abundant number, since it is smaller than the sum of its proper divisors (198546831719496).

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

73422557133120 is a wasteful number, since it uses less digits than its factorization.

73422557133120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961072609 (or 1961072596 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 73422557133120 in words is "seventy-three trillion, four hundred twenty-two billion, five hundred fifty-seven million, one hundred thirty-three thousand, one hundred twenty".