49426894387 has 8 divisors (see below), whose sum is σ = 53617497696. Its totient is φ = 45291796032.

The previous prime is 49426894379. The next prime is 49426894411. The reversal of 49426894387 is 78349862494.

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

It is a cyclic number.

It is not a de Polignac number, because 49426894387 - 2³ = 49426894379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49426894687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13874383 + ... + 13877944.

It is an arithmetic number, because the mean of its divisors is an integer number (6702187212).

Almost surely, 2^49426894387 is an apocalyptic number.

49426894387 is a deficient number, since it is larger than the sum of its proper divisors (4190603309).

49426894387 is a wasteful number, since it uses less digits than its factorization.

49426894387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27752477.

The product of its digits is 83607552, while the sum is 64.

The spelling of 49426894387 in words is "forty-nine billion, four hundred twenty-six million, eight hundred ninety-four thousand, three hundred eighty-seven".