49392898990 has 8 divisors (see below), whose sum is σ = 88907218200. Its totient is φ = 19757159592.

The previous prime is 49392898979. The next prime is 49392899009. The reversal of 49392898990 is 9989829394.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2469644940 + ... + 2469644959.

It is an arithmetic number, because the mean of its divisors is an integer number (11113402275).

Almost surely, 2^49392898990 is an apocalyptic number.

49392898990 is a deficient number, since it is larger than the sum of its proper divisors (39514319210).

49392898990 is a wasteful number, since it uses less digits than its factorization.

49392898990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4939289906.

The product of its (nonzero) digits is 90699264, while the sum is 70.

The spelling of 49392898990 in words is "forty-nine billion, three hundred ninety-two million, eight hundred ninety-eight thousand, nine hundred ninety".