55215553102030 has 16 divisors (see below), whose sum is σ = 99413993035584. Its totient is φ = 22080444029280.

The previous prime is 55215553102019. The next prime is 55215553102049. The reversal of 55215553102030 is 3020135551255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722111301 + ... + 722187760.

It is an arithmetic number, because the mean of its divisors is an integer number (6213374564724).

Almost surely, 2^{55215553102030} is an apocalyptic number.

55215553102030 is a deficient number, since it is larger than the sum of its proper divisors (44198439933554).

55215553102030 is a wasteful number, since it uses less digits than its factorization.

55215553102030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444302891.

The product of its (nonzero) digits is 112500, while the sum is 37.

Adding to 55215553102030 its reverse (3020135551255), we get a palindrome (58235688653285).

The spelling of 55215553102030 in words is "fifty-five trillion, two hundred fifteen billion, five hundred fifty-three million, one hundred two thousand, thirty".