55919731102 has 8 divisors (see below), whose sum is σ = 83902708512. Its totient is φ = 27952161600.

The previous prime is 55919731097. The next prime is 55919731159. The reversal of 55919731102 is 20113791955.

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

It is a super-3 number, since 3×55919731102³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3842899 + ... + 3857422.

It is an arithmetic number, because the mean of its divisors is an integer number (10487838564).

Almost surely, 2^55919731102 is an apocalyptic number.

55919731102 is a deficient number, since it is larger than the sum of its proper divisors (27982977410).

55919731102 is a wasteful number, since it uses less digits than its factorization.

55919731102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7703954.

The product of its (nonzero) digits is 85050, while the sum is 43.

The spelling of 55919731102 in words is "fifty-five billion, nine hundred nineteen million, seven hundred thirty-one thousand, one hundred two".