51546394046292 has 48 divisors (see below), whose sum is σ = 122929203362112. Its totient is φ = 16807047212800.

The previous prime is 51546394046261. The next prime is 51546394046309. The reversal of 51546394046292 is 29264049364515.

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, 256104393 + ... + 256305584.

It is an arithmetic number, because the mean of its divisors is an integer number (2561025070044).

Almost surely, 2^{51546394046292} is an apocalyptic number.

It is an amenable number.

51546394046292 is an abundant number, since it is smaller than the sum of its proper divisors (71382809315820).

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

51546394046292 is a wasteful number, since it uses less digits than its factorization.

51546394046292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512410168 (or 512410166 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 60.

The spelling of 51546394046292 in words is "fifty-one trillion, five hundred forty-six billion, three hundred ninety-four million, forty-six thousand, two hundred ninety-two".