72227555130707 has 64 divisors (see below), whose sum is σ = 79262228643840. Its totient is φ = 65562132013056.

The previous prime is 72227555130649. The next prime is 72227555130737. The reversal of 72227555130707 is 70703155572227.

It is a happy number.

It is not a de Polignac number, because 72227555130707 - 2⁴⁰ = 71128043502931 is a prime.

It is a super-3 number, since 3×72227555130707³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72227555130737) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4589656943 + ... + 4589672679.

It is an arithmetic number, because the mean of its divisors is an integer number (1238472322560).

Almost surely, 2^{72227555130707} is an apocalyptic number.

72227555130707 is a deficient number, since it is larger than the sum of its proper divisors (7034673513133).

72227555130707 is a wasteful number, since it uses less digits than its factorization.

72227555130707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16340.

The product of its (nonzero) digits is 7203000, while the sum is 53.

The spelling of 72227555130707 in words is "seventy-two trillion, two hundred twenty-seven billion, five hundred fifty-five million, one hundred thirty thousand, seven hundred seven".