73749219422 has 4 divisors (see below), whose sum is σ = 110623829136. Its totient is φ = 36874609710.

The previous prime is 73749219413. The next prime is 73749219433. The reversal of 73749219422 is 22491294737.

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 (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18437304854 + ... + 18437304857.

It is an arithmetic number, because the mean of its divisors is an integer number (27655957284).

Almost surely, 2^73749219422 is an apocalyptic number.

73749219422 is a deficient number, since it is larger than the sum of its proper divisors (36874609714).

73749219422 is a wasteful number, since it uses less digits than its factorization.

73749219422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36874609713.

The product of its digits is 1524096, while the sum is 50.

The spelling of 73749219422 in words is "seventy-three billion, seven hundred forty-nine million, two hundred nineteen thousand, four hundred twenty-two".