72407533717030 has 16 divisors (see below), whose sum is σ = 130334076843984. Its totient is φ = 28962898786080.

The previous prime is 72407533717019. The next prime is 72407533717031. The reversal of 72407533717030 is 3071733570427.

It is a super-2 number, since 2×72407533717030² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72407533717031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11662476 + ... + 16757935.

It is an arithmetic number, because the mean of its divisors is an integer number (8145879802749).

Almost surely, 2^{72407533717030} is an apocalyptic number.

72407533717030 is a deficient number, since it is larger than the sum of its proper divisors (57926543126954).

72407533717030 is a wasteful number, since it uses less digits than its factorization.

72407533717030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28675191.

The product of its (nonzero) digits is 2593080, while the sum is 49.

The spelling of 72407533717030 in words is "seventy-two trillion, four hundred seven billion, five hundred thirty-three million, seven hundred seventeen thousand, thirty".