7273122077 has 24 divisors (see below), whose sum is σ = 8470522200. Its totient is φ = 6200143488.

The previous prime is 7273122037. The next prime is 7273122083. The reversal of 7273122077 is 7702213727.

It can be written as a sum of positive squares in 4 ways, for example, as 120868036 + 7152254041 = 10994^2 + 84571^2 .

It is not a de Polignac number, because 7273122077 - 2⁶ = 7273122013 is a prime.

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 7273122077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7273122037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181199 + ... + 217667.

It is an arithmetic number, because the mean of its divisors is an integer number (352938425).

Almost surely, 2^7273122077 is an apocalyptic number.

It is an amenable number.

7273122077 is a deficient number, since it is larger than the sum of its proper divisors (1197400123).

7273122077 is a wasteful number, since it uses less digits than its factorization.

7273122077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36557 (or 36534 counting only the distinct ones).

The product of its (nonzero) digits is 57624, while the sum is 38.

The square root of 7273122077 is about 85282.6012560593. The cubic root of 7273122077 is about 1937.4936703616.

The spelling of 7273122077 in words is "seven billion, two hundred seventy-three million, one hundred twenty-two thousand, seventy-seven".