51098116 has 12 divisors (see below), whose sum is σ = 92505420. Its totient is φ = 24668000.

The previous prime is 51098083. The next prime is 51098161. The reversal of 51098116 is 61189015.

It can be written as a sum of positive squares in 2 ways, for example, as 16240900 + 34857216 = 4030^2 + 5904^2 .

It is a super-2 number, since 2×51098116² = 5222034917498912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220135 + ... + 220366.

It is an arithmetic number, because the mean of its divisors is an integer number (7708785).

Almost surely, 2^51098116 is an apocalyptic number.

It is an amenable number.

51098116 is a deficient number, since it is larger than the sum of its proper divisors (41407304).

51098116 is a wasteful number, since it uses less digits than its factorization.

51098116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440534 (or 440532 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 31.

The square root of 51098116 is about 7148.2946217962. The cubic root of 51098116 is about 371.0806391555.

It can be divided in two parts, 5109 and 8116, that added together give a square (13225 = 115²).

The spelling of 51098116 in words is "fifty-one million, ninety-eight thousand, one hundred sixteen".