5100977551698 has 192 divisors, whose sum is σ = 13643511478272. Its totient is φ = 1346395115520.

The previous prime is 5100977551651. The next prime is 5100977551723. The reversal of 5100977551698 is 8961557790015.

5100977551698 is a `hidden beast` number, since 5 + 1 + 0 + 0 + 9 + 77 + 551 + 6 + 9 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7326690 + ... + 7992642.

It is an arithmetic number, because the mean of its divisors is an integer number (71059955616).

Almost surely, 2^{5100977551698} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5100977551698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6821755739136).

5100977551698 is an abundant number, since it is smaller than the sum of its proper divisors (8542533926574).

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

5100977551698 is a wasteful number, since it uses less digits than its factorization.

5100977551698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666089 (or 666086 counting only the distinct ones).

The product of its (nonzero) digits is 23814000, while the sum is 63.

The spelling of 5100977551698 in words is "five trillion, one hundred billion, nine hundred seventy-seven million, five hundred fifty-one thousand, six hundred ninety-eight".