2666315451 has 8 divisors (see below), whose sum is σ = 3608148544. Its totient is φ = 1751013000.

The previous prime is 2666315447. The next prime is 2666315453. The reversal of 2666315451 is 1545136662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2666315451 - 2² = 2666315447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2666315453) 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, 6632425 + ... + 6632826.

It is an arithmetic number, because the mean of its divisors is an integer number (451018568).

Almost surely, 2^2666315451 is an apocalyptic number.

2666315451 is a deficient number, since it is larger than the sum of its proper divisors (941833093).

2666315451 is a wasteful number, since it uses less digits than its factorization.

2666315451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13265321.

The product of its digits is 129600, while the sum is 39.

The square root of 2666315451 is about 51636.3772063843. The cubic root of 2666315451 is about 1386.6616661928.

The spelling of 2666315451 in words is "two billion, six hundred sixty-six million, three hundred fifteen thousand, four hundred fifty-one".