7253722645 has 32 divisors (see below), whose sum is σ = 9468869760. Its totient is φ = 5302644480.

The previous prime is 7253722631. The next prime is 7253722649. The reversal of 7253722645 is 5462273527.

It is not a de Polignac number, because 7253722645 - 2⁵ = 7253722613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7253722649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3802782 + ... + 3804688.

It is an arithmetic number, because the mean of its divisors is an integer number (295902180).

Almost surely, 2^7253722645 is an apocalyptic number.

It is an amenable number.

7253722645 is a deficient number, since it is larger than the sum of its proper divisors (2215147115).

7253722645 is a wasteful number, since it uses less digits than its factorization.

7253722645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485.

The product of its digits is 705600, while the sum is 43.

The square root of 7253722645 is about 85168.7891483729. The cubic root of 7253722645 is about 1935.7695256917.

The spelling of 7253722645 in words is "seven billion, two hundred fifty-three million, seven hundred twenty-two thousand, six hundred forty-five".