7325215642 has 4 divisors (see below), whose sum is σ = 10987823466. Its totient is φ = 3662607820.

The previous prime is 7325215633. The next prime is 7325215661. The reversal of 7325215642 is 2465125237.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5032625481 + 2292590161 = 70941^2 + 47881^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831303909 + ... + 1831303912.

Almost surely, 2^7325215642 is an apocalyptic number.

7325215642 is a deficient number, since it is larger than the sum of its proper divisors (3662607824).

7325215642 is a wasteful number, since it uses less digits than its factorization.

7325215642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3662607823.

The product of its digits is 100800, while the sum is 37.

The square root of 7325215642 is about 85587.4736278622. The cubic root of 7325215642 is about 1942.1084210305.

The spelling of 7325215642 in words is "seven billion, three hundred twenty-five million, two hundred fifteen thousand, six hundred forty-two".