73490076938 has 4 divisors (see below), whose sum is σ = 110235115410. Its totient is φ = 36745038468.

The previous prime is 73490076893. The next prime is 73490076971. The reversal of 73490076938 is 83967009437.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83967009437 = 3917 ⋅21436561.

It can be written as a sum of positive squares in only one way, i.e., 40506795169 + 32983281769 = 201263^2 + 181613^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18372519233 + ... + 18372519236.

Almost surely, 2^73490076938 is an apocalyptic number.

73490076938 is a deficient number, since it is larger than the sum of its proper divisors (36745038472).

73490076938 is a wasteful number, since it uses less digits than its factorization.

73490076938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36745038471.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 73490076938 in words is "seventy-three billion, four hundred ninety million, seventy-six thousand, nine hundred thirty-eight".