49386339442 has 32 divisors (see below), whose sum is σ = 82270412928. Its totient is φ = 22044960000.

The previous prime is 49386339433. The next prime is 49386339449. The reversal of 49386339442 is 24493368394.

It is not an unprimeable number, because it can be changed into a prime (49386339449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817642 + ... + 875962.

It is an arithmetic number, because the mean of its divisors is an integer number (2570950404).

Almost surely, 2^49386339442 is an apocalyptic number.

49386339442 is a deficient number, since it is larger than the sum of its proper divisors (32884073486).

49386339442 is a wasteful number, since it uses less digits than its factorization.

49386339442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59026.

The product of its digits is 13436928, while the sum is 55.

The spelling of 49386339442 in words is "forty-nine billion, three hundred eighty-six million, three hundred thirty-nine thousand, four hundred forty-two".