74029273399 has 4 divisors (see below), whose sum is σ = 74039552464. Its totient is φ = 74018994336.

The previous prime is 74029273391. The next prime is 74029273453. The reversal of 74029273399 is 99337292047.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99337292047 = 7 ⋅14191041721.

It is a cyclic number.

It is not a de Polignac number, because 74029273399 - 2³ = 74029273391 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 (74029273391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5128722 + ... + 5143135.

It is an arithmetic number, because the mean of its divisors is an integer number (18509888116).

Almost surely, 2^74029273399 is an apocalyptic number.

74029273399 is a deficient number, since it is larger than the sum of its proper divisors (10279065).

74029273399 is a wasteful number, since it uses less digits than its factorization.

74029273399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10279064.

The product of its (nonzero) digits is 5143824, while the sum is 55.

The spelling of 74029273399 in words is "seventy-four billion, twenty-nine million, two hundred seventy-three thousand, three hundred ninety-nine".