51946296451 has 12 divisors (see below), whose sum is σ = 60431305152. Its totient is φ = 44522463888.

The previous prime is 51946296433. The next prime is 51946296461. The reversal of 51946296451 is 15469264915.

It is not a de Polignac number, because 51946296451 - 2¹⁵ = 51946263683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51946296461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1069081 + ... + 1116613.

It is an arithmetic number, because the mean of its divisors is an integer number (5035942096).

Almost surely, 2^51946296451 is an apocalyptic number.

51946296451 is a deficient number, since it is larger than the sum of its proper divisors (8485008701).

51946296451 is a wasteful number, since it uses less digits than its factorization.

51946296451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69850 (or 69843 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 52.

The spelling of 51946296451 in words is "fifty-one billion, nine hundred forty-six million, two hundred ninety-six thousand, four hundred fifty-one".