72204442302755 has 12 divisors (see below), whose sum is σ = 100791507214800. Its totient is φ = 49511617578864.

The previous prime is 72204442302731. The next prime is 72204442302757. The reversal of 72204442302755 is 55720324440227.

It is not a de Polignac number, because 72204442302755 - 2¹⁶ = 72204442237219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72204442302757) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147356004455 + ... + 147356004944.

It is an arithmetic number, because the mean of its divisors is an integer number (8399292267900).

Almost surely, 2^{72204442302755} is an apocalyptic number.

72204442302755 is a deficient number, since it is larger than the sum of its proper divisors (28587064912045).

72204442302755 is a wasteful number, since it uses less digits than its factorization.

72204442302755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294712009418 (or 294712009411 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 47.

The spelling of 72204442302755 in words is "seventy-two trillion, two hundred four billion, four hundred forty-two million, three hundred two thousand, seven hundred fifty-five".