74153340822 has 32 divisors (see below), whose sum is σ = 161798788224. Its totient is φ = 22469364800.

The previous prime is 74153340803. The next prime is 74153340823. The reversal of 74153340822 is 22804335147.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74153340823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2033938 + ... + 2070074.

It is an arithmetic number, because the mean of its divisors is an integer number (5056212132).

Almost surely, 2^74153340822 is an apocalyptic number.

74153340822 is an abundant number, since it is smaller than the sum of its proper divisors (87645447402).

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

74153340822 is a wasteful number, since it uses less digits than its factorization.

74153340822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67244.

The product of its (nonzero) digits is 161280, while the sum is 39.

Adding to 74153340822 its reverse (22804335147), we get a palindrome (96957675969).

The spelling of 74153340822 in words is "seventy-four billion, one hundred fifty-three million, three hundred forty thousand, eight hundred twenty-two".