51035504601 has 4 divisors (see below), whose sum is σ = 68047339472. Its totient is φ = 34023669732.

The previous prime is 51035504587. The next prime is 51035504633. The reversal of 51035504601 is 10640553015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 51035504601 - 2⁶ = 51035504537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51035504801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8505917431 + ... + 8505917436.

It is an arithmetic number, because the mean of its divisors is an integer number (17011834868).

Almost surely, 2^51035504601 is an apocalyptic number.

It is an amenable number.

51035504601 is a deficient number, since it is larger than the sum of its proper divisors (17011834871).

51035504601 is a wasteful number, since it uses less digits than its factorization.

51035504601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17011834870.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 51035504601 in words is "fifty-one billion, thirty-five million, five hundred four thousand, six hundred one".