74091998294 has 8 divisors (see below), whose sum is σ = 111158853120. Its totient is φ = 37039047256.

The previous prime is 74091998287. The next prime is 74091998311. The reversal of 74091998294 is 49289919047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×74091998294² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3462614 + ... + 3483945.

It is an arithmetic number, because the mean of its divisors is an integer number (13894856640).

Almost surely, 2^74091998294 is an apocalyptic number.

74091998294 is a deficient number, since it is larger than the sum of its proper divisors (37066854826).

74091998294 is a wasteful number, since it uses less digits than its factorization.

74091998294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6951894.

The product of its (nonzero) digits is 11757312, while the sum is 62.

The spelling of 74091998294 in words is "seventy-four billion, ninety-one million, nine hundred ninety-eight thousand, two hundred ninety-four".