55372507226223 has 12 divisors (see below), whose sum is σ = 81151994062104. Its totient is φ = 33559095288400.

The previous prime is 55372507226147. The next prime is 55372507226279. The reversal of 55372507226223 is 32262270527355.

It is not a de Polignac number, because 55372507226223 - 2⁸ = 55372507225967 is a prime.

It is a super-2 number, since 2×55372507226223² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55372507222223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76270670748 + ... + 76270671473.

It is an arithmetic number, because the mean of its divisors is an integer number (6762666171842).

Almost surely, 2^{55372507226223} is an apocalyptic number.

55372507226223 is a deficient number, since it is larger than the sum of its proper divisors (25779486835881).

55372507226223 is a wasteful number, since it uses less digits than its factorization.

55372507226223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152541342246 (or 152541342235 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 51.

The spelling of 55372507226223 in words is "fifty-five trillion, three hundred seventy-two billion, five hundred seven million, two hundred twenty-six thousand, two hundred twenty-three".