51053035015 has 4 divisors (see below), whose sum is σ = 61263642024. Its totient is φ = 40842428008.

The previous prime is 51053035013. The next prime is 51053035037.

51053035015 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 51053035015 - 2¹ = 51053035013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51053035013) 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, 5105303497 + ... + 5105303506.

It is an arithmetic number, because the mean of its divisors is an integer number (15315910506).

Almost surely, 2^51053035015 is an apocalyptic number.

51053035015 is a deficient number, since it is larger than the sum of its proper divisors (10210607009).

51053035015 is a wasteful number, since it uses less digits than its factorization.

51053035015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10210607008.

The product of its (nonzero) digits is 5625, while the sum is 28.

It can be divided in two parts, 510530 and 35015, that added together give a palindrome (545545).

The spelling of 51053035015 in words is "fifty-one billion, fifty-three million, thirty-five thousand, fifteen".