54113510621042 has 4 divisors (see below), whose sum is σ = 81170265931566. Its totient is φ = 27056755310520.

The previous prime is 54113510620931. The next prime is 54113510621099. The reversal of 54113510621042 is 24012601531145.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28458586646281 + 25654923974761 = 5334659^2 + 5065069^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54113510620993 and 54113510621011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13528377655259 + ... + 13528377655262.

Almost surely, 2^{54113510621042} is an apocalyptic number.

54113510621042 is a deficient number, since it is larger than the sum of its proper divisors (27056755310524).

54113510621042 is a wasteful number, since it uses less digits than its factorization.

54113510621042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27056755310523.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 54113510621042 in words is "fifty-four trillion, one hundred thirteen billion, five hundred ten million, six hundred twenty-one thousand, forty-two".