7438568148564 has 108 divisors (see below), whose sum is σ = 20862713827872. Its totient is φ = 2056746797280.

The previous prime is 7438568148527. The next prime is 7438568148593. The reversal of 7438568148564 is 4658418658347.

It is a super-2 number, since 2×7438568148564² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6016944 + ... + 7147079.

It is an arithmetic number, because the mean of its divisors is an integer number (193173276184).

Almost surely, 2^{7438568148564} is an apocalyptic number.

It is an amenable number.

7438568148564 is an abundant number, since it is smaller than the sum of its proper divisors (13424145679308).

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

7438568148564 is a wasteful number, since it uses less digits than its factorization.

7438568148564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13164106 (or 13164066 counting only the distinct ones).

The product of its digits is 619315200, while the sum is 69.

The spelling of 7438568148564 in words is "seven trillion, four hundred thirty-eight billion, five hundred sixty-eight million, one hundred forty-eight thousand, five hundred sixty-four".