55416603671 has 32 divisors (see below), whose sum is σ = 66265516800. Its totient is φ = 45675751680.

The previous prime is 55416603667. The next prime is 55416603731. The reversal of 55416603671 is 17630661455.

It is not a de Polignac number, because 55416603671 - 2² = 55416603667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55416603601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13657475 + ... + 13661531.

It is an arithmetic number, because the mean of its divisors is an integer number (2070797400).

Almost surely, 2^55416603671 is an apocalyptic number.

55416603671 is a deficient number, since it is larger than the sum of its proper divisors (10848913129).

55416603671 is a wasteful number, since it uses less digits than its factorization.

55416603671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5759.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 55416603671 in words is "fifty-five billion, four hundred sixteen million, six hundred three thousand, six hundred seventy-one".