7342621018 has 16 divisors (see below), whose sum is σ = 11130200424. Its totient is φ = 3632601600.

The previous prime is 7342620973. The next prime is 7342621019. The reversal of 7342621018 is 8101262437.

It can be written as a sum of positive squares in 4 ways, for example, as 6339822129 + 1002798889 = 79623^2 + 31667^2 .

It is not an unprimeable number, because it can be changed into a prime (7342621019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323746 + ... + 345682.

Almost surely, 2^7342621018 is an apocalyptic number.

7342621018 is a deficient number, since it is larger than the sum of its proper divisors (3787579406).

7342621018 is a wasteful number, since it uses less digits than its factorization.

7342621018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23697.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 7342621018 is about 85689.0950938333. The cubic root of 7342621018 is about 1943.6454128470.

The spelling of 7342621018 in words is "seven billion, three hundred forty-two million, six hundred twenty-one thousand, eighteen".