51101000498 has 12 divisors (see below), whose sum is σ = 80898122430. Its totient is φ = 24205736736.

The previous prime is 51101000497. The next prime is 51101000521. The reversal of 51101000498 is 89400010115.

It can be written as a sum of positive squares in only one way, i.e., 48016642129 + 3084358369 = 219127^2 + 55537^2 .

It is a super-2 number, since 2×51101000498² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 51101000498.

It is not an unprimeable number, because it can be changed into a prime (51101000497) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35387783 + ... + 35389226.

Almost surely, 2^51101000498 is an apocalyptic number.

51101000498 is a deficient number, since it is larger than the sum of its proper divisors (29797121932).

51101000498 is a wasteful number, since it uses less digits than its factorization.

51101000498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70777049 (or 70777030 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 29.

The spelling of 51101000498 in words is "fifty-one billion, one hundred one million, four hundred ninety-eight", and thus it is an aban number.