74000740406 has 8 divisors (see below), whose sum is σ = 111146975064. Its totient is φ = 36951748720.

The previous prime is 74000740397. The next prime is 74000740439. The reversal of 74000740406 is 60404700047.

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

It is a super-2 number, since 2×74000740406² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

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 in 3 ways as a sum of consecutive naturals, for example, 24308840 + ... + 24311883.

It is an arithmetic number, because the mean of its divisors is an integer number (13893371883).

Almost surely, 2^74000740406 is an apocalyptic number.

74000740406 is a deficient number, since it is larger than the sum of its proper divisors (37146234658).

74000740406 is a wasteful number, since it uses less digits than its factorization.

74000740406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48621486.

The product of its (nonzero) digits is 18816, while the sum is 32.

The spelling of 74000740406 in words is "seventy-four billion, seven hundred forty thousand, four hundred six".