7502274545 has 16 divisors (see below), whose sum is σ = 9480383040. Its totient is φ = 5683639104.

The previous prime is 7502274541. The next prime is 7502274547. The reversal of 7502274545 is 5454722057.

7502274545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 7502274545 - 2² = 7502274541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7502274541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242579 + ... + 271751.

It is an arithmetic number, because the mean of its divisors is an integer number (592523940).

Almost surely, 2^7502274545 is an apocalyptic number.

It is an amenable number.

7502274545 is a deficient number, since it is larger than the sum of its proper divisors (1978108495).

7502274545 is a wasteful number, since it uses less digits than its factorization.

7502274545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31904.

The product of its (nonzero) digits is 392000, while the sum is 41.

The square root of 7502274545 is about 86615.6714746240. The cubic root of 7502274545 is about 1957.6316793089.

The spelling of 7502274545 in words is "seven billion, five hundred two million, two hundred seventy-four thousand, five hundred forty-five".