55073698199 has 6 divisors (see below), whose sum is σ = 59636016576. Its totient is φ = 50837259720.

The previous prime is 55073698181. The next prime is 55073698201. The reversal of 55073698199 is 99189637055.

It is a de Polignac number, because none of the positive numbers 2^k-55073698199 is a prime.

It is a super-2 number, since 2×55073698199² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55073698109) 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, 162939767 + ... + 162940104.

It is an arithmetic number, because the mean of its divisors is an integer number (9939336096).

Almost surely, 2^55073698199 is an apocalyptic number.

55073698199 is a deficient number, since it is larger than the sum of its proper divisors (4562318377).

55073698199 is a wasteful number, since it uses less digits than its factorization.

55073698199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325879897 (or 325879884 counting only the distinct ones).

The product of its (nonzero) digits is 18370800, while the sum is 62.

The spelling of 55073698199 in words is "fifty-five billion, seventy-three million, six hundred ninety-eight thousand, one hundred ninety-nine".