49074397943 has 4 divisors (see below), whose sum is σ = 49323506760. Its totient is φ = 48825289128.

The previous prime is 49074397937. The next prime is 49074397979. The reversal of 49074397943 is 34979347094.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49074397943 - 2¹⁶ = 49074332407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49074397903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124554113 + ... + 124554506.

It is an arithmetic number, because the mean of its divisors is an integer number (12330876690).

Almost surely, 2^49074397943 is an apocalyptic number.

49074397943 is a deficient number, since it is larger than the sum of its proper divisors (249108817).

49074397943 is a wasteful number, since it uses less digits than its factorization.

49074397943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249108816.

The product of its (nonzero) digits is 20575296, while the sum is 59.

The spelling of 49074397943 in words is "forty-nine billion, seventy-four million, three hundred ninety-seven thousand, nine hundred forty-three".