49747655918822 has 32 divisors (see below), whose sum is σ = 79777776445920. Its totient is φ = 23197264496640.

The previous prime is 49747655918759. The next prime is 49747655918897. The reversal of 49747655918822 is 22881955674794.

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, 15765443 + ... + 18655950.

It is an arithmetic number, because the mean of its divisors is an integer number (2493055513935).

Almost surely, 2^{49747655918822} is an apocalyptic number.

49747655918822 is a deficient number, since it is larger than the sum of its proper divisors (30030120527098).

49747655918822 is a wasteful number, since it uses less digits than its factorization.

49747655918822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34422008.

The product of its digits is 2438553600, while the sum is 77.

The spelling of 49747655918822 in words is "forty-nine trillion, seven hundred forty-seven billion, six hundred fifty-five million, nine hundred eighteen thousand, eight hundred twenty-two".