74265551089 has 4 divisors (see below), whose sum is σ = 75666787956. Its totient is φ = 72864314224.

The previous prime is 74265551011. The next prime is 74265551147. The reversal of 74265551089 is 98015556247.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45099742689 + 29165808400 = 212367^2 + 170780^2 .

It is a cyclic number.

It is not a de Polignac number, because 74265551089 - 2¹¹ = 74265549041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74265558089) 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, 700618354 + ... + 700618459.

It is an arithmetic number, because the mean of its divisors is an integer number (18916696989).

Almost surely, 2^74265551089 is an apocalyptic number.

It is an amenable number.

74265551089 is a deficient number, since it is larger than the sum of its proper divisors (1401236867).

74265551089 is a wasteful number, since it uses less digits than its factorization.

74265551089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401236866.

The product of its (nonzero) digits is 3024000, while the sum is 52.

The spelling of 74265551089 in words is "seventy-four billion, two hundred sixty-five million, five hundred fifty-one thousand, eighty-nine".