55909555910 has 16 divisors (see below), whose sum is σ = 108378524016. Its totient is φ = 20643528288.

The previous prime is 55909555907. The next prime is 55909555913. The reversal of 55909555910 is 1955590955.

It is an interprime number because it is at equal distance from previous prime (55909555907) and next prime (55909555913).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55909555913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215036624 + ... + 215036883.

It is an arithmetic number, because the mean of its divisors is an integer number (6773657751).

Almost surely, 2^55909555910 is an apocalyptic number.

55909555910 is a deficient number, since it is larger than the sum of its proper divisors (52468968106).

55909555910 is a wasteful number, since it uses less digits than its factorization.

55909555910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430073527.

The product of its (nonzero) digits is 2278125, while the sum is 53.

The spelling of 55909555910 in words is "fifty-five billion, nine hundred nine million, five hundred fifty-five thousand, nine hundred ten".