54113510621040 has 80 divisors (see below), whose sum is σ = 180655873929888. Its totient is φ = 13320248767488.

The previous prime is 54113510620931. The next prime is 54113510621099. The reversal of 54113510621040 is 4012601531145.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 54113510620992 and 54113510621010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8672033839 + ... + 8672040078.

Almost surely, 2^{54113510621040} is an apocalyptic number.

It is an amenable number.

54113510621040 is an abundant number, since it is smaller than the sum of its proper divisors (126542363308848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54113510621040 is a wasteful number, since it uses less digits than its factorization.

54113510621040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17344073946 (or 17344073940 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 54113510621040 in words is "fifty-four trillion, one hundred thirteen billion, five hundred ten million, six hundred twenty-one thousand, forty".