51100500602 has 4 divisors (see below), whose sum is σ = 76650750906. Its totient is φ = 25550250300.

The previous prime is 51100500601. The next prime is 51100500611. The reversal of 51100500602 is 20600500115.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50921984281 + 178516321 = 225659^2 + 13361^2 .

It is a super-2 number, since 2×51100500602² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51100500601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12775125149 + ... + 12775125152.

Almost surely, 2^51100500602 is an apocalyptic number.

51100500602 is a deficient number, since it is larger than the sum of its proper divisors (25550250304).

51100500602 is a wasteful number, since it uses less digits than its factorization.

51100500602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25550250303.

The product of its (nonzero) digits is 300, while the sum is 20.

The spelling of 51100500602 in words is "fifty-one billion, one hundred million, five hundred thousand, six hundred two".