2366610640 has 40 divisors (see below), whose sum is σ = 5505147648. Its totient is φ = 946166400.

The previous prime is 2366610637. The next prime is 2366610661. The reversal of 2366610640 is 460166632.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2366610640² = 11201691842722419200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2366610596 and 2366610605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181789 + ... + 194371.

Almost surely, 2^2366610640 is an apocalyptic number.

2366610640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2366610640 is an abundant number, since it is smaller than the sum of its proper divisors (3138537008).

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

2366610640 is a wasteful number, since it uses less digits than its factorization.

2366610640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14947 (or 14941 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 2366610640 is about 48647.8225617550. The cubic root of 2366610640 is about 1332.6280108448.

The spelling of 2366610640 in words is "two billion, three hundred sixty-six million, six hundred ten thousand, six hundred forty".