72422300533 has 16 divisors (see below), whose sum is σ = 81589132800. Its totient is φ = 63687758400.

The previous prime is 72422300497. The next prime is 72422300537. The reversal of 72422300533 is 33500322427.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 72422300533 - 2²¹ = 72420203381 is a prime.

It is a super-2 number, since 2×72422300533² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 72422300495 and 72422300504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72422300537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 787443 + ... + 874591.

It is an arithmetic number, because the mean of its divisors is an integer number (5099320800).

Almost surely, 2^72422300533 is an apocalyptic number.

It is an amenable number.

72422300533 is a deficient number, since it is larger than the sum of its proper divisors (9166832267).

72422300533 is a wasteful number, since it uses less digits than its factorization.

72422300533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89628.

The product of its (nonzero) digits is 30240, while the sum is 31.

The spelling of 72422300533 in words is "seventy-two billion, four hundred twenty-two million, three hundred thousand, five hundred thirty-three".