55510488401554 has 16 divisors (see below), whose sum is σ = 84509001124128. Its totient is φ = 27340826226912.

The previous prime is 55510488401539. The next prime is 55510488401569. The reversal of 55510488401554 is 45510488401555.

It is an interprime number because it is at equal distance from previous prime (55510488401539) and next prime (55510488401569).

It is a super-2 number, since 2×55510488401554² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55510488401495 and 55510488401504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23556502 + ... + 25805614.

It is an arithmetic number, because the mean of its divisors is an integer number (5281812570258).

Almost surely, 2^{55510488401554} is an apocalyptic number.

55510488401554 is a deficient number, since it is larger than the sum of its proper divisors (28998512722574).

55510488401554 is a wasteful number, since it uses less digits than its factorization.

55510488401554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2433369.

The product of its (nonzero) digits is 12800000, while the sum is 55.

Subtracting from 55510488401554 its reverse (45510488401555), we obtain a palindrome (9999999999999).

The spelling of 55510488401554 in words is "fifty-five trillion, five hundred ten billion, four hundred eighty-eight million, four hundred one thousand, five hundred fifty-four".