54720010161 has 48 divisors (see below), whose sum is σ = 82378296000. Its totient is φ = 36297745920.

The previous prime is 54720010117. The next prime is 54720010183. The reversal of 54720010161 is 16101002745.

It is a happy number.

It is not a de Polignac number, because 54720010161 - 2⁶ = 54720010097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (54720012161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71905021 + ... + 71905781.

It is an arithmetic number, because the mean of its divisors is an integer number (1716214500).

Almost surely, 2^54720010161 is an apocalyptic number.

It is an amenable number.

54720010161 is a deficient number, since it is larger than the sum of its proper divisors (27658285839).

54720010161 is an equidigital number, since it uses as much as digits as its factorization.

54720010161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868 (or 1856 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The spelling of 54720010161 in words is "fifty-four billion, seven hundred twenty million, ten thousand, one hundred sixty-one".