55354560501 has 4 divisors (see below), whose sum is σ = 73806080672. Its totient is φ = 36903040332.

The previous prime is 55354560491. The next prime is 55354560539. The reversal of 55354560501 is 10506545355.

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 55354560501 - 2¹⁵ = 55354527733 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55354560501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55354560571) 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, 9225760081 + ... + 9225760086.

It is an arithmetic number, because the mean of its divisors is an integer number (18451520168).

Almost surely, 2^55354560501 is an apocalyptic number.

It is an amenable number.

55354560501 is a deficient number, since it is larger than the sum of its proper divisors (18451520171).

55354560501 is a wasteful number, since it uses less digits than its factorization.

55354560501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18451520170.

The product of its (nonzero) digits is 225000, while the sum is 39.

The spelling of 55354560501 in words is "fifty-five billion, three hundred fifty-four million, five hundred sixty thousand, five hundred one".