55516277007 has 6 divisors (see below), whose sum is σ = 80190177912. Its totient is φ = 37010851332.

The previous prime is 55516276997. The next prime is 55516277027. The reversal of 55516277007 is 70077261555.

It is a happy number.

55516277007 is a `hidden beast` number, since 5 + 551 + 6 + 27 + 70 + 0 + 7 = 666.

55516277007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55516277007 - 2⁶ = 55516276943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55516277027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3084237603 + ... + 3084237620.

It is an arithmetic number, because the mean of its divisors is an integer number (13365029652).

Almost surely, 2^55516277007 is an apocalyptic number.

55516277007 is a deficient number, since it is larger than the sum of its proper divisors (24673900905).

55516277007 is a wasteful number, since it uses less digits than its factorization.

55516277007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6168475229 (or 6168475226 counting only the distinct ones).

The product of its (nonzero) digits is 514500, while the sum is 45.

The spelling of 55516277007 in words is "fifty-five billion, five hundred sixteen million, two hundred seventy-seven thousand, seven".