664800053110 has 16 divisors (see below), whose sum is σ = 1196650416816. Its totient is φ = 265917727648.

The previous prime is 664800053087. The next prime is 664800053119. The reversal of 664800053110 is 11350008466.

It is a happy number.

It is a super-2 number, since 2×664800053110² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664800053119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1407297 + ... + 1819363.

It is an arithmetic number, because the mean of its divisors is an integer number (74790651051).

Almost surely, 2^664800053110 is an apocalyptic number.

664800053110 is a deficient number, since it is larger than the sum of its proper divisors (531850363706).

664800053110 is a wasteful number, since it uses less digits than its factorization.

664800053110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573407.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 664800053110 in words is "six hundred sixty-four billion, eight hundred million, fifty-three thousand, one hundred ten".