74890193300 has 36 divisors (see below), whose sum is σ = 175012623996. Its totient is φ = 27651763200.

The previous prime is 74890193281. The next prime is 74890193309. The reversal of 74890193300 is 339109847.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2170441744 + 72719751556 = 46588^2 + 269666^2 .

It is a super-2 number, since 2×74890193300² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74890193309) 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, 28802621 + ... + 28805220.

Almost surely, 2^74890193300 is an apocalyptic number.

It is an amenable number.

74890193300 is an abundant number, since it is smaller than the sum of its proper divisors (100122430696).

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

74890193300 is a wasteful number, since it uses less digits than its factorization.

74890193300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57607868 (or 57607861 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 74890193300 in words is "seventy-four billion, eight hundred ninety million, one hundred ninety-three thousand, three hundred".