7374651899904 has 960 divisors, whose sum is σ = 23524294348800. Its totient is φ = 2307568435200.

The previous prime is 7374651899903. The next prime is 7374651899983. The reversal of 7374651899904 is 4099981564737.

7374651899904 is a `hidden beast` number, since 73 + 7 + 465 + 1 + 8 + 9 + 9 + 90 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7374651899903) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48838754229 + ... + 48838754379.

It is an arithmetic number, because the mean of its divisors is an integer number (24504473280).

Almost surely, 2^{7374651899904} 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 7374651899904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11762147174400).

7374651899904 is an abundant number, since it is smaller than the sum of its proper divisors (16149642448896).

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

7374651899904 is an frugal number, since it uses more digits than its factorization.

7374651899904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 411505920, while the sum is 72.

The spelling of 7374651899904 in words is "seven trillion, three hundred seventy-four billion, six hundred fifty-one million, eight hundred ninety-nine thousand, nine hundred four".