7423820577064 has 16 divisors (see below), whose sum is σ = 13919943935520. Its totient is φ = 3711835527600.

The previous prime is 7423820577059. The next prime is 7423820577079. The reversal of 7423820577064 is 4607750283247.

It is a super-2 number, since 2×7423820577064² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7423820576996 and 7423820577014.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8921962 + ... + 9718489.

It is an arithmetic number, because the mean of its divisors is an integer number (869996495970).

Almost surely, 2^{7423820577064} is an apocalyptic number.

It is an amenable number.

7423820577064 is a deficient number, since it is larger than the sum of its proper divisors (6496123358456).

7423820577064 is a wasteful number, since it uses less digits than its factorization.

7423820577064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18690240 (or 18690236 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 55.

The spelling of 7423820577064 in words is "seven trillion, four hundred twenty-three billion, eight hundred twenty million, five hundred seventy-seven thousand, sixty-four".