49019752774 has 4 divisors (see below), whose sum is σ = 73529629164. Its totient is φ = 24509876386.

The previous prime is 49019752751. The next prime is 49019752781. The reversal of 49019752774 is 47725791094.

It is a semiprime because it is the product of two 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 as a sum of consecutive naturals, namely, 12254938192 + ... + 12254938195.

It is an arithmetic number, because the mean of its divisors is an integer number (18382407291).

Almost surely, 2^49019752774 is an apocalyptic number.

49019752774 is a deficient number, since it is larger than the sum of its proper divisors (24509876390).

49019752774 is a wasteful number, since it uses less digits than its factorization.

49019752774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24509876389.

The product of its (nonzero) digits is 4445280, while the sum is 55.

The spelling of 49019752774 in words is "forty-nine billion, nineteen million, seven hundred fifty-two thousand, seven hundred seventy-four".