2766400451 has 8 divisors (see below), whose sum is σ = 2864935200. Its totient is φ = 2668075200.

The previous prime is 2766400387. The next prime is 2766400459. The reversal of 2766400451 is 1540046672.

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

It is a cyclic number.

It is not a de Polignac number, because 2766400451 - 2⁶ = 2766400387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2766400459) 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, 25250 + ... + 78551.

It is an arithmetic number, because the mean of its divisors is an integer number (358116900).

Almost surely, 2^2766400451 is an apocalyptic number.

2766400451 is a deficient number, since it is larger than the sum of its proper divisors (98534749).

2766400451 is a wasteful number, since it uses less digits than its factorization.

2766400451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104749.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 2766400451 is about 52596.5821227958. The cubic root of 2766400451 is about 1403.7992808017.

The spelling of 2766400451 in words is "two billion, seven hundred sixty-six million, four hundred thousand, four hundred fifty-one".