51432646230722 has 8 divisors (see below), whose sum is σ = 77236539120972. Its totient is φ = 25687133190400.

The previous prime is 51432646230689. The next prime is 51432646230739. The reversal of 51432646230722 is 22703264623415.

It can be written as a sum of positive squares in 2 ways, for example, as 38721360577201 + 12711285653521 = 6222649^2 + 3565289^2 .

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

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, 14594960279 + ... + 14594963802.

Almost surely, 2^{51432646230722} is an apocalyptic number.

51432646230722 is a deficient number, since it is larger than the sum of its proper divisors (25803892890250).

51432646230722 is a wasteful number, since it uses less digits than its factorization.

51432646230722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29189924964.

The product of its (nonzero) digits is 2903040, while the sum is 47.

The spelling of 51432646230722 in words is "fifty-one trillion, four hundred thirty-two billion, six hundred forty-six million, two hundred thirty thousand, seven hundred twenty-two".