55515140175 has 48 divisors (see below), whose sum is σ = 102018434688. Its totient is φ = 26408553600.

The previous prime is 55515140123. The next prime is 55515140179. The reversal of 55515140175 is 57104151555.

It is a happy number.

It is not a de Polignac number, because 55515140175 - 2⁶ = 55515140111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55515140179) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 591097 + ... + 678546.

It is an arithmetic number, because the mean of its divisors is an integer number (2125384056).

Almost surely, 2^55515140175 is an apocalyptic number.

55515140175 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55515140175 is a deficient number, since it is larger than the sum of its proper divisors (46503294513).

55515140175 is a wasteful number, since it uses less digits than its factorization.

55515140175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269720 (or 1269715 counting only the distinct ones).

The product of its (nonzero) digits is 87500, while the sum is 39.

The spelling of 55515140175 in words is "fifty-five billion, five hundred fifteen million, one hundred forty thousand, one hundred seventy-five".