74649355199 has 8 divisors (see below), whose sum is σ = 76138343712. Its totient is φ = 73172522080.

The previous prime is 74649355177. The next prime is 74649355201. The reversal of 74649355199 is 99155394647.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74649355199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74649355399) 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, 3026444 + ... + 3051009.

It is an arithmetic number, because the mean of its divisors is an integer number (9517292964).

Almost surely, 2^74649355199 is an apocalyptic number.

74649355199 is a deficient number, since it is larger than the sum of its proper divisors (1488988513).

74649355199 is a wasteful number, since it uses less digits than its factorization.

74649355199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6077697.

The product of its digits is 36741600, while the sum is 62.

The spelling of 74649355199 in words is "seventy-four billion, six hundred forty-nine million, three hundred fifty-five thousand, one hundred ninety-nine".