49693911490 has 8 divisors (see below), whose sum is σ = 89449040700. Its totient is φ = 19877564592.

The previous prime is 49693911479. The next prime is 49693911511. The reversal of 49693911490 is 9411939694.

It can be written as a sum of positive squares in 2 ways, for example, as 46678034601 + 3015876889 = 216051^2 + 54917^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2484695565 + ... + 2484695584.

Almost surely, 2^49693911490 is an apocalyptic number.

49693911490 is a deficient number, since it is larger than the sum of its proper divisors (39755129210).

49693911490 is a wasteful number, since it uses less digits than its factorization.

49693911490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4969391156.

The product of its (nonzero) digits is 1889568, while the sum is 55.

The spelling of 49693911490 in words is "forty-nine billion, six hundred ninety-three million, nine hundred eleven thousand, four hundred ninety".