51012250310 has 32 divisors (see below), whose sum is σ = 104948039232. Its totient is φ = 17488488960.

The previous prime is 51012250283. The next prime is 51012250343. The reversal of 51012250310 is 1305221015.

It is a happy number.

It is a super-2 number, since 2×51012250310² (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 15 ways as a sum of consecutive naturals, for example, 1191434 + ... + 1233506.

It is an arithmetic number, because the mean of its divisors is an integer number (3279626226).

Almost surely, 2^51012250310 is an apocalyptic number.

51012250310 is an abundant number, since it is smaller than the sum of its proper divisors (53935788922).

51012250310 is a wasteful number, since it uses less digits than its factorization.

51012250310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59408.

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 51012250310 its reverse (1305221015), we get a palindrome (52317471325).

The spelling of 51012250310 in words is "fifty-one billion, twelve million, two hundred fifty thousand, three hundred ten".