74140147400 has 48 divisors (see below), whose sum is σ = 188046379440. Its totient is φ = 26960052800.

The previous prime is 74140147391. The next prime is 74140147409. The reversal of 74140147400 is 474104147.

It is an interprime number because it is at equal distance from previous prime (74140147391) and next prime (74140147409).

It is a super-2 number, since 2×74140147400² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74140147409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16847834 + ... + 16852233.

It is an arithmetic number, because the mean of its divisors is an integer number (3917632905).

Almost surely, 2^74140147400 is an apocalyptic number.

It is an amenable number.

74140147400 is an abundant number, since it is smaller than the sum of its proper divisors (113906232040).

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

74140147400 is a wasteful number, since it uses less digits than its factorization.

74140147400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33700094 (or 33700085 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 32.

The spelling of 74140147400 in words is "seventy-four billion, one hundred forty million, one hundred forty-seven thousand, four hundred".