22556155203135 has 24 divisors (see below), whose sum is σ = 39097519712160. Its totient is φ = 12029892818112.

The previous prime is 22556155203107. The next prime is 22556155203157. The reversal of 22556155203135 is 53130255165522.

It is a happy number.

22556155203135 is a `hidden beast` number, since 2 + 2 + 5 + 5 + 61 + 5 + 520 + 31 + 35 = 666.

It is not a de Polignac number, because 22556155203135 - 2¹¹ = 22556155201087 is a prime.

It is a super-2 number, since 2×22556155203135² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9561846 + ... + 11685084.

It is an arithmetic number, because the mean of its divisors is an integer number (1629063321340).

Almost surely, 2^{22556155203135} is an apocalyptic number.

22556155203135 is a deficient number, since it is larger than the sum of its proper divisors (16541364509025).

22556155203135 is a wasteful number, since it uses less digits than its factorization.

22556155203135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359327 (or 2359324 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 45.

The spelling of 22556155203135 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred fifty-five million, two hundred three thousand, one hundred thirty-five".