72330540705270 has 32 divisors (see below), whose sum is σ = 192881441881440. Its totient is φ = 19288144188000.

The previous prime is 72330540705257. The next prime is 72330540705281. The reversal of 72330540705270 is 7250704503327.

It is a happy number.

72330540705270 is a `hidden beast` number, since 7 + 2 + 3 + 3 + 0 + 54 + 0 + 70 + 527 + 0 = 666.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133945445481 + ... + 133945446020.

It is an arithmetic number, because the mean of its divisors is an integer number (6027545058795).

Almost surely, 2^{72330540705270} is an apocalyptic number.

72330540705270 is an abundant number, since it is smaller than the sum of its proper divisors (120550901176170).

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

72330540705270 is a wasteful number, since it uses less digits than its factorization.

72330540705270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267890891517 (or 267890891511 counting only the distinct ones).

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

The spelling of 72330540705270 in words is "seventy-two trillion, three hundred thirty billion, five hundred forty million, seven hundred five thousand, two hundred seventy".