51060361464 has 96 divisors (see below), whose sum is σ = 158927184000. Its totient is φ = 14507148096.

The previous prime is 51060361411. The next prime is 51060361477. The reversal of 51060361464 is 46416306015.

It is a happy number.

51060361464 is a `hidden beast` number, since 5 + 1 + 0 + 603 + 6 + 1 + 46 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 192774 + ... + 373205.

It is an arithmetic number, because the mean of its divisors is an integer number (1655491500).

Almost surely, 2^51060361464 is an apocalyptic number.

It is an amenable number.

51060361464 is an abundant number, since it is smaller than the sum of its proper divisors (107866822536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51060361464 is a wasteful number, since it uses less digits than its factorization.

51060361464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566177 (or 566170 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 51060361464 its reverse (46416306015), we get a palindrome (97476667479).

The spelling of 51060361464 in words is "fifty-one billion, sixty million, three hundred sixty-one thousand, four hundred sixty-four".