74860144951296 has 136 divisors (see below), whose sum is σ = 202605051346144. Its totient is φ = 24580938792960.

The previous prime is 74860144951159. The next prime is 74860144951313. The reversal of 74860144951296 is 69215944106847.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10331256 + ... + 16014216.

It is an arithmetic number, because the mean of its divisors is an integer number (1489743024604).

Almost surely, 2^{74860144951296} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74860144951296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101302525673072).

74860144951296 is an abundant number, since it is smaller than the sum of its proper divisors (127744906394848).

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

74860144951296 is an frugal number, since it uses more digits than its factorization.

74860144951296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5683063 (or 5683033 counting only the distinct ones).

The product of its (nonzero) digits is 104509440, while the sum is 66.

The spelling of 74860144951296 in words is "seventy-four trillion, eight hundred sixty billion, one hundred forty-four million, nine hundred fifty-one thousand, two hundred ninety-six".