51102250352 has 20 divisors (see below), whose sum is σ = 99886813680. Its totient is φ = 25325008128.

The previous prime is 51102250301. The next prime is 51102250369. The reversal of 51102250352 is 25305220115.

It is a super-2 number, since 2×51102250352² (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 in 3 ways as a sum of consecutive naturals, for example, 14130452 + ... + 14134067.

It is an arithmetic number, because the mean of its divisors is an integer number (4994340684).

Almost surely, 2^51102250352 is an apocalyptic number.

It is an amenable number.

51102250352 is a deficient number, since it is larger than the sum of its proper divisors (48784563328).

51102250352 is a wasteful number, since it uses less digits than its factorization.

51102250352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28264640 (or 28264634 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 51102250352 its reverse (25305220115), we get a palindrome (76407470467).

The spelling of 51102250352 in words is "fifty-one billion, one hundred two million, two hundred fifty thousand, three hundred fifty-two".