7240604642745 has 16 divisors (see below), whose sum is σ = 11724545351232. Its totient is φ = 3815129835200.

The previous prime is 7240604642729. The next prime is 7240604642749. The reversal of 7240604642745 is 5472464060427.

It is not a de Polignac number, because 7240604642745 - 2⁴ = 7240604642729 is a prime.

It is a super-2 number, since 2×7240604642745² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7240604642749) 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, 2907872106 + ... + 2907874595.

It is an arithmetic number, because the mean of its divisors is an integer number (732784084452).

Almost surely, 2^{7240604642745} is an apocalyptic number.

It is an amenable number.

7240604642745 is a deficient number, since it is larger than the sum of its proper divisors (4483940708487).

7240604642745 is a wasteful number, since it uses less digits than its factorization.

7240604642745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5815746792.

The product of its (nonzero) digits is 9031680, while the sum is 51.

The spelling of 7240604642745 in words is "seven trillion, two hundred forty billion, six hundred four million, six hundred forty-two thousand, seven hundred forty-five".