51842096544 has 48 divisors (see below), whose sum is σ = 155526291648. Its totient is φ = 14812027392.

The previous prime is 51842096503. The next prime is 51842096561. The reversal of 51842096544 is 44569024815.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 51842096493 and 51842096502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38572317 + ... + 38573660.

It is an arithmetic number, because the mean of its divisors is an integer number (3240131076).

Almost surely, 2^51842096544 is an apocalyptic number.

It is an amenable number.

51842096544 is an abundant number, since it is smaller than the sum of its proper divisors (103684195104).

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

51842096544 is a wasteful number, since it uses less digits than its factorization.

51842096544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77145997 (or 77145989 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 48.

The spelling of 51842096544 in words is "fifty-one billion, eight hundred forty-two million, ninety-six thousand, five hundred forty-four".