7457022545 has 32 divisors (see below), whose sum is σ = 10838209536. Its totient is φ = 4808217600.

The previous prime is 7457022541. The next prime is 7457022553. The reversal of 7457022545 is 5452207547.

It is not a de Polignac number, because 7457022545 - 2² = 7457022541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7457022541) 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, 727355 + ... + 737535.

It is an arithmetic number, because the mean of its divisors is an integer number (338694048).

Almost surely, 2^7457022545 is an apocalyptic number.

It is an amenable number.

7457022545 is a deficient number, since it is larger than the sum of its proper divisors (3381186991).

7457022545 is a wasteful number, since it uses less digits than its factorization.

7457022545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11441.

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

The square root of 7457022545 is about 86354.0534369985. The cubic root of 7457022545 is about 1953.6877438561.

The spelling of 7457022545 in words is "seven billion, four hundred fifty-seven million, twenty-two thousand, five hundred forty-five".