51120658262 has 4 divisors (see below), whose sum is σ = 76680987396. Its totient is φ = 25560329130.

The previous prime is 51120658229. The next prime is 51120658271. The reversal of 51120658262 is 26285602115.

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

It is a super-2 number, since 2×51120658262² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12780164564 + ... + 12780164567.

It is an arithmetic number, because the mean of its divisors is an integer number (19170246849).

Almost surely, 2^51120658262 is an apocalyptic number.

51120658262 is a deficient number, since it is larger than the sum of its proper divisors (25560329134).

51120658262 is a wasteful number, since it uses less digits than its factorization.

51120658262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25560329133.

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 51120658262 in words is "fifty-one billion, one hundred twenty million, six hundred fifty-eight thousand, two hundred sixty-two".