51102657051 has 8 divisors (see below), whose sum is σ = 71723027520. Its totient is φ = 32275362312.

The previous prime is 51102657007. The next prime is 51102657059. The reversal of 51102657051 is 15075620115.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51102657051 - 2⁶ = 51102656987 is a prime.

It is a super-2 number, since 2×51102657051² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51102657059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448268865 + ... + 448268978.

It is an arithmetic number, because the mean of its divisors is an integer number (8965378440).

Almost surely, 2^51102657051 is an apocalyptic number.

51102657051 is a deficient number, since it is larger than the sum of its proper divisors (20620370469).

51102657051 is a wasteful number, since it uses less digits than its factorization.

51102657051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896537865.

The product of its (nonzero) digits is 10500, while the sum is 33.

The spelling of 51102657051 in words is "fifty-one billion, one hundred two million, six hundred fifty-seven thousand, fifty-one".