51094059534 has 96 divisors (see below), whose sum is σ = 129686880960. Its totient is φ = 14233190400.

The previous prime is 51094059529. The next prime is 51094059613. The reversal of 51094059534 is 43595049015.

51094059534 is a `hidden beast` number, since 5 + 10 + 9 + 40 + 595 + 3 + 4 = 666.

It is a super-2 number, since 2×51094059534² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51094059534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16121502 + ... + 16124670.

It is an arithmetic number, because the mean of its divisors is an integer number (1350905010).

Almost surely, 2^51094059534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51094059534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64843440480).

51094059534 is an abundant number, since it is smaller than the sum of its proper divisors (78592821426).

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

51094059534 is a wasteful number, since it uses less digits than its factorization.

51094059534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6346 (or 6343 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 51094059534 in words is "fifty-one billion, ninety-four million, fifty-nine thousand, five hundred thirty-four".