7345446813 has 6 divisors (see below), whose sum is σ = 10610089854. Its totient is φ = 4896964536.

The previous prime is 7345446809. The next prime is 7345446817. The reversal of 7345446813 is 3186445437.

7345446813 is a `hidden beast` number, since 7 + 34 + 544 + 68 + 13 = 666.

It is an interprime number because it is at equal distance from previous prime (7345446809) and next prime (7345446817).

It can be written as a sum of positive squares in only one way, i.e., 7011215289 + 334231524 = 83733^2 + 18282^2 .

It is not a de Polignac number, because 7345446813 - 2² = 7345446809 is a prime.

It is a super-2 number, since 2×7345446813² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7345446817) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 408080370 + ... + 408080387.

It is an arithmetic number, because the mean of its divisors is an integer number (1768348309).

Almost surely, 2^7345446813 is an apocalyptic number.

It is an amenable number.

7345446813 is a deficient number, since it is larger than the sum of its proper divisors (3264643041).

7345446813 is a wasteful number, since it uses less digits than its factorization.

7345446813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816160763 (or 816160760 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 7345446813 is about 85705.5821577568. The cubic root of 7345446813 is about 1943.8947170602.

The spelling of 7345446813 in words is "seven billion, three hundred forty-five million, four hundred forty-six thousand, eight hundred thirteen".