75773452320 has 120 divisors (see below), whose sum is σ = 267417187884. Its totient is φ = 20206250496.

The previous prime is 75773452319. The next prime is 75773452429. The reversal of 75773452320 is 2325437757.

It is a happy number.

75773452320 is a `hidden beast` number, since 7 + 5 + 77 + 34 + 523 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 70604992656 + 5168459664 = 265716^2 + 71892^2 .

It is a tau number, because it is divible by the number of its divisors (120).

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2910399 + ... + 2936318.

Almost surely, 2^75773452320 is an apocalyptic number.

It is an amenable number.

75773452320 is an abundant number, since it is smaller than the sum of its proper divisors (191643735564).

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

75773452320 is a wasteful number, since it uses less digits than its factorization.

75773452320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5846744 (or 5846727 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 45.

The spelling of 75773452320 in words is "seventy-five billion, seven hundred seventy-three million, four hundred fifty-two thousand, three hundred twenty".