15422554520055 has 40 divisors (see below), whose sum is σ = 29272613298192. Its totient is φ = 7741517559552.

The previous prime is 15422554520053. The next prime is 15422554520057. The reversal of 15422554520055 is 55002545522451.

15422554520055 is a `hidden beast` number, since 1 + 5 + 4 + 2 + 25 + 54 + 520 + 0 + 55 = 666.

It is an interprime number because it is at equal distance from previous prime (15422554520053) and next prime (15422554520057).

It is not a de Polignac number, because 15422554520055 - 2¹ = 15422554520053 is a prime.

It is a super-2 number, since 2×15422554520055² (a number of 27 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 not an unprimeable number, because it can be changed into a prime (15422554520053) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1120004337 + ... + 1120018106.

Almost surely, 2^{15422554520055} is an apocalyptic number.

15422554520055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15422554520055 is a deficient number, since it is larger than the sum of its proper divisors (13850058778137).

15422554520055 is a wasteful number, since it uses less digits than its factorization.

15422554520055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240022477 (or 2240022468 counting only the distinct ones).

The product of its (nonzero) digits is 2000000, while the sum is 45.

The spelling of 15422554520055 in words is "fifteen trillion, four hundred twenty-two billion, five hundred fifty-four million, five hundred twenty thousand, fifty-five".