1445668610 has 64 divisors (see below), whose sum is σ = 2838737664. Its totient is φ = 527923200.

The previous prime is 1445668607. The next prime is 1445668621. The reversal of 1445668610 is 168665441.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1470179 + ... + 1471161.

It is an arithmetic number, because the mean of its divisors is an integer number (44355276).

Almost surely, 2^1445668610 is an apocalyptic number.

1445668610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1445668610 is a deficient number, since it is larger than the sum of its proper divisors (1393069054).

1445668610 is a wasteful number, since it uses less digits than its factorization.

1445668610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 1445668610 is about 38021.9490557757. The cubic root of 1445668610 is about 1130.7230629551.

The spelling of 1445668610 in words is "one billion, four hundred forty-five million, six hundred sixty-eight thousand, six hundred ten".