74020524312245 has 16 divisors (see below), whose sum is σ = 101514125072640. Its totient is φ = 50756799377664.

The previous prime is 74020524312187. The next prime is 74020524312263. The reversal of 74020524312245 is 54221342502047.

It is a cyclic number.

It is not a de Polignac number, because 74020524312245 - 2¹² = 74020524308149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12081896 + ... + 17146814.

It is an arithmetic number, because the mean of its divisors is an integer number (6344632817040).

Almost surely, 2^{74020524312245} is an apocalyptic number.

It is an amenable number.

74020524312245 is a deficient number, since it is larger than the sum of its proper divisors (27493600760395).

74020524312245 is a wasteful number, since it uses less digits than its factorization.

74020524312245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5482484.

The product of its (nonzero) digits is 537600, while the sum is 41.

The spelling of 74020524312245 in words is "seventy-four trillion, twenty billion, five hundred twenty-four million, three hundred twelve thousand, two hundred forty-five".