51835606492 has 12 divisors (see below), whose sum is σ = 90716389120. Its totient is φ = 25916638176.

The previous prime is 51835606481. The next prime is 51835606499. The reversal of 51835606492 is 29460653815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51835606499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187017 + ... + 372352.

Almost surely, 2^51835606492 is an apocalyptic number.

It is an amenable number.

51835606492 is a deficient number, since it is larger than the sum of its proper divisors (38880782628).

51835606492 is a wasteful number, since it uses less digits than its factorization.

51835606492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582540 (or 582538 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 51835606492 in words is "fifty-one billion, eight hundred thirty-five million, six hundred six thousand, four hundred ninety-two".