6610612451 has 4 divisors (see below), whose sum is σ = 6611480112. Its totient is φ = 6609744792.

The previous prime is 6610612447. The next prime is 6610612493. The reversal of 6610612451 is 1542160166.

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

It is a cyclic number.

It is not a de Polignac number, because 6610612451 - 2² = 6610612447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6610612051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422300 + ... + 437673.

It is an arithmetic number, because the mean of its divisors is an integer number (1652870028).

Almost surely, 2^6610612451 is an apocalyptic number.

6610612451 is a deficient number, since it is larger than the sum of its proper divisors (867661).

6610612451 is an equidigital number, since it uses as much as digits as its factorization.

6610612451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867660.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 6610612451 is about 81305.6729324590. The cubic root of 6610612451 is about 1876.7823006330.

The spelling of 6610612451 in words is "six billion, six hundred ten million, six hundred twelve thousand, four hundred fifty-one".