72622707152 has 10 divisors (see below), whose sum is σ = 140706495138. Its totient is φ = 36311353568.

The previous prime is 72622707137. The next prime is 72622707197. The reversal of 72622707152 is 25170722627.

It can be written as a sum of positive squares in only one way, i.e., 59105389456 + 13517317696 = 243116^2 + 116264^2 .

It is a super-2 number, since 2×72622707152² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2269459583 + ... + 2269459614.

Almost surely, 2^72622707152 is an apocalyptic number.

It is an amenable number.

72622707152 is a deficient number, since it is larger than the sum of its proper divisors (68083787986).

72622707152 is a wasteful number, since it uses less digits than its factorization.

72622707152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4538919205 (or 4538919199 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 41.

The spelling of 72622707152 in words is "seventy-two billion, six hundred twenty-two million, seven hundred seven thousand, one hundred fifty-two".