55720601103 has 8 divisors (see below), whose sum is σ = 74465716528. Its totient is φ = 37061276544.

The previous prime is 55720601099. The next prime is 55720601137. The reversal of 55720601103 is 30110602755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55720601103 - 2² = 55720601099 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 (55720601203) 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, 21446200 + ... + 21448797.

It is an arithmetic number, because the mean of its divisors is an integer number (9308214566).

Almost surely, 2^55720601103 is an apocalyptic number.

55720601103 is a deficient number, since it is larger than the sum of its proper divisors (18745115425).

55720601103 is a wasteful number, since it uses less digits than its factorization.

55720601103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42895433.

The product of its (nonzero) digits is 6300, while the sum is 30.

The spelling of 55720601103 in words is "fifty-five billion, seven hundred twenty million, six hundred one thousand, one hundred three".