74893374156 has 24 divisors (see below), whose sum is σ = 176481419184. Its totient is φ = 24717284800.

The previous prime is 74893374151. The next prime is 74893374161. The reversal of 74893374156 is 65147339847.

It is an interprime number because it is at equal distance from previous prime (74893374151) and next prime (74893374161).

It is a super-3 number, since 3×74893374156³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74893374096 and 74893374105.

It is not an unprimeable number, because it can be changed into a prime (74893374151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30895395 + ... + 30897818.

It is an arithmetic number, because the mean of its divisors is an integer number (7353392466).

Almost surely, 2^74893374156 is an apocalyptic number.

It is an amenable number.

74893374156 is an abundant number, since it is smaller than the sum of its proper divisors (101588045028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74893374156 is a wasteful number, since it uses less digits than its factorization.

74893374156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61793321 (or 61793319 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 57.

The spelling of 74893374156 in words is "seventy-four billion, eight hundred ninety-three million, three hundred seventy-four thousand, one hundred fifty-six".