54505005501 has 4 divisors (see below), whose sum is σ = 72673340672. Its totient is φ = 36336670332.

The previous prime is 54505005497. The next prime is 54505005517. The reversal of 54505005501 is 10550050545.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 54505005501 - 2² = 54505005497 is a prime.

It is a super-2 number, since 2×54505005501² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54505005551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9084167581 + ... + 9084167586.

It is an arithmetic number, because the mean of its divisors is an integer number (18168335168).

Almost surely, 2^54505005501 is an apocalyptic number.

It is an amenable number.

54505005501 is a deficient number, since it is larger than the sum of its proper divisors (18168335171).

54505005501 is a wasteful number, since it uses less digits than its factorization.

54505005501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18168335170.

The product of its (nonzero) digits is 12500, while the sum is 30.

The spelling of 54505005501 in words is "fifty-four billion, five hundred five million, five thousand, five hundred one".