55765004775 has 48 divisors (see below), whose sum is σ = 97524877056. Its totient is φ = 28058469120.

The previous prime is 55765004759. The next prime is 55765004837. The reversal of 55765004775 is 57740056755.

It is not a de Polignac number, because 55765004775 - 2⁴ = 55765004759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95497 + ... + 347346.

It is an arithmetic number, because the mean of its divisors is an integer number (2031768272).

Almost surely, 2^55765004775 is an apocalyptic number.

55765004775 is a deficient number, since it is larger than the sum of its proper divisors (41759872281).

55765004775 is a wasteful number, since it uses less digits than its factorization.

55765004775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442952 (or 442947 counting only the distinct ones).

The product of its (nonzero) digits is 5145000, while the sum is 51.

The spelling of 55765004775 in words is "fifty-five billion, seven hundred sixty-five million, four thousand, seven hundred seventy-five".