54515640122 has 8 divisors (see below), whose sum is σ = 81833283936. Its totient is φ = 27237878812.

The previous prime is 54515640059. The next prime is 54515640149. The reversal of 54515640122 is 22104651545.

54515640122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×54515640122² (a number of 22 digits) contains 22 as substring.

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, 9967208 + ... + 9972675.

It is an arithmetic number, because the mean of its divisors is an integer number (10229160492).

Almost surely, 2^54515640122 is an apocalyptic number.

54515640122 is a deficient number, since it is larger than the sum of its proper divisors (27317643814).

54515640122 is a wasteful number, since it uses less digits than its factorization.

54515640122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19941252.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 54515640122 in words is "fifty-four billion, five hundred fifteen million, six hundred forty thousand, one hundred twenty-two".