2666460626 has 4 divisors (see below), whose sum is σ = 3999690942. Its totient is φ = 1333230312.

The previous prime is 2666460623. The next prime is 2666460637. The reversal of 2666460626 is 6260646662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2303520025 + 362940601 = 47995^2 + 19051^2 .

It is a super-2 number, since 2×2666460626² = 14220024540016623752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2666460623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666615155 + ... + 666615158.

Almost surely, 2^2666460626 is an apocalyptic number.

2666460626 is a deficient number, since it is larger than the sum of its proper divisors (1333230316).

2666460626 is a wasteful number, since it uses less digits than its factorization.

2666460626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333230315.

The product of its (nonzero) digits is 746496, while the sum is 44.

The square root of 2666460626 is about 51637.7829307185. The cubic root of 2666460626 is about 1386.6868326266.

The spelling of 2666460626 in words is "two billion, six hundred sixty-six million, four hundred sixty thousand, six hundred twenty-six".