74137992927 has 4 divisors (see below), whose sum is σ = 98850657240. Its totient is φ = 49425328616.

The previous prime is 74137992911. The next prime is 74137992937. The reversal of 74137992927 is 72929973147.

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 74137992927 - 2⁴ = 74137992911 is a prime.

It is a super-3 number, since 3×74137992927³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74137992937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12356332152 + ... + 12356332157.

It is an arithmetic number, because the mean of its divisors is an integer number (24712664310).

Almost surely, 2^74137992927 is an apocalyptic number.

74137992927 is a deficient number, since it is larger than the sum of its proper divisors (24712664313).

74137992927 is a wasteful number, since it uses less digits than its factorization.

74137992927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24712664312.

The product of its digits is 12002256, while the sum is 60.

The spelling of 74137992927 in words is "seventy-four billion, one hundred thirty-seven million, nine hundred ninety-two thousand, nine hundred twenty-seven".