7344456690 has 64 divisors (see below), whose sum is σ = 18274419072. Its totient is φ = 1887705600.

The previous prime is 7344456689. The next prime is 7344456709. The reversal of 7344456690 is 966544437.

It is a super-2 number, since 2×7344456690² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66120 + ... + 138060.

It is an arithmetic number, because the mean of its divisors is an integer number (285537798).

Almost surely, 2^7344456690 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7344456690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9137209536).

7344456690 is an abundant number, since it is smaller than the sum of its proper divisors (10929962382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7344456690 is a wasteful number, since it uses less digits than its factorization.

7344456690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72075.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 7344456690 is about 85699.8056590562. The cubic root of 7344456690 is about 1943.8073712797.

The spelling of 7344456690 in words is "seven billion, three hundred forty-four million, four hundred fifty-six thousand, six hundred ninety".