74072780211 has 8 divisors (see below), whose sum is σ = 98775753424. Its totient is φ = 49375830240.

The previous prime is 74072780207. The next prime is 74072780233. The reversal of 74072780211 is 11208727047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74072780211 - 2² = 74072780207 is a prime.

It is a super-2 number, since 2×74072780211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74072780211.

It is not an unprimeable number, because it can be changed into a prime (74072780261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1477036 + ... + 1526361.

It is an arithmetic number, because the mean of its divisors is an integer number (12346969178).

Almost surely, 2^74072780211 is an apocalyptic number.

74072780211 is a deficient number, since it is larger than the sum of its proper divisors (24702973213).

74072780211 is a wasteful number, since it uses less digits than its factorization.

74072780211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011621.

The product of its (nonzero) digits is 43904, while the sum is 39.

The spelling of 74072780211 in words is "seventy-four billion, seventy-two million, seven hundred eighty thousand, two hundred eleven".