72407547017753 has 4 divisors (see below), whose sum is σ = 72414232242048. Its totient is φ = 72400861793460.

The previous prime is 72407547017717. The next prime is 72407547017833. The reversal of 72407547017753 is 35771074570427.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 72407547017753 - 2²⁸ = 72407278582297 is a prime.

It is a super-2 number, since 2×72407547017753² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 72407547017692 and 72407547017701.

It is not an unprimeable number, because it can be changed into a prime (72407547017053) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3342595901 + ... + 3342617562.

It is an arithmetic number, because the mean of its divisors is an integer number (18103558060512).

Almost surely, 2^{72407547017753} is an apocalyptic number.

It is an amenable number.

72407547017753 is a deficient number, since it is larger than the sum of its proper divisors (6685224295).

72407547017753 is a wasteful number, since it uses less digits than its factorization.

72407547017753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6685224294.

The product of its (nonzero) digits is 40336800, while the sum is 59.

The spelling of 72407547017753 in words is "seventy-two trillion, four hundred seven billion, five hundred forty-seven million, seventeen thousand, seven hundred fifty-three".