1992733855497 has 40 divisors (see below), whose sum is σ = 3711335022912. Its totient is φ = 1035186415200.

The previous prime is 1992733855481. The next prime is 1992733855507. The reversal of 1992733855497 is 7945583372991.

1992733855497 is a `hidden beast` number, since 1 + 9 + 9 + 2 + 73 + 3 + 8 + 5 + 549 + 7 = 666.

It is not a de Polignac number, because 1992733855497 - 2⁴ = 1992733855481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1992733855097) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 159744754 + ... + 159757227.

Almost surely, 2^{1992733855497} is an apocalyptic number.

It is an amenable number.

1992733855497 is a deficient number, since it is larger than the sum of its proper divisors (1718601167415).

1992733855497 is a wasteful number, since it uses less digits than its factorization.

1992733855497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319502011 (or 319502002 counting only the distinct ones).

The product of its digits is 514382400, while the sum is 72.

The spelling of 1992733855497 in words is "one trillion, nine hundred ninety-two billion, seven hundred thirty-three million, eight hundred fifty-five thousand, four hundred ninety-seven".