74021350634229 has 4 divisors (see below), whose sum is σ = 98695134178976. Its totient is φ = 49347567089484.

The previous prime is 74021350634183. The next prime is 74021350634233. The reversal of 74021350634229 is 92243605312047.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 74021350634229 - 2²⁷ = 74021216416501 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 (74021350634249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12336891772369 + ... + 12336891772374.

It is an arithmetic number, because the mean of its divisors is an integer number (24673783544744).

Almost surely, 2^{74021350634229} is an apocalyptic number.

It is an amenable number.

74021350634229 is a deficient number, since it is larger than the sum of its proper divisors (24673783544747).

74021350634229 is a wasteful number, since it uses less digits than its factorization.

74021350634229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24673783544746.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 74021350634229 in words is "seventy-four trillion, twenty-one billion, three hundred fifty million, six hundred thirty-four thousand, two hundred twenty-nine".