2664610613064 has 24 divisors (see below), whose sum is σ = 7216653743910. Its totient is φ = 888203537664.

The previous prime is 2664610613053. The next prime is 2664610613069. The reversal of 2664610613064 is 4603160164662.

2664610613064 is a `hidden beast` number, since 26 + 6 + 4 + 6 + 1 + 0 + 613 + 0 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1401481880964 + 1263128732100 = 1183842^2 + 1123890^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (2664610613069) 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, 18504240297 + ... + 18504240440.

Almost surely, 2^{2664610613064} is an apocalyptic number.

2664610613064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2664610613064 is an abundant number, since it is smaller than the sum of its proper divisors (4552043130846).

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

2664610613064 is a wasteful number, since it uses less digits than its factorization.

2664610613064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37008480749 (or 37008480742 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 2664610613064 in words is "two trillion, six hundred sixty-four billion, six hundred ten million, six hundred thirteen thousand, sixty-four".