49940566794496 has 81 divisors (see below), whose sum is σ = 115963165105389. Its totient is φ = 21402760845312.

The previous prime is 49940566794493. The next prime is 49940566794511. The reversal of 49940566794496 is 69449766504994.

The square root of 49940566794496 is 7066864.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 267164934400 + 49673401860096 = 516880^2 + 7047936^2 .

It is not an unprimeable number, because it can be changed into a prime (49940566794493) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 791457220 + ... + 791520316.

Almost surely, 2^{49940566794496} is an apocalyptic number.

49940566794496 is the 7066864-th square number.

It is an amenable number.

49940566794496 is an abundant number, since it is smaller than the sum of its proper divisors (66022598310893).

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

49940566794496 is an frugal number, since it uses more digits than its factorization.

49940566794496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126224 (or 63106 counting only the distinct ones).

The product of its (nonzero) digits is 12697896960, while the sum is 82.

The spelling of 49940566794496 in words is "forty-nine trillion, nine hundred forty billion, five hundred sixty-six million, seven hundred ninety-four thousand, four hundred ninety-six".