1445860746618 has 96 divisors (see below), whose sum is σ = 3144703896576. Its totient is φ = 442851908352.

The previous prime is 1445860746613. The next prime is 1445860746647. The reversal of 1445860746618 is 8166470685441.

It is a super-2 number, since 2×1445860746618² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1445860746613) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 292504255 + ... + 292509197.

It is an arithmetic number, because the mean of its divisors is an integer number (32757332256).

Almost surely, 2^{1445860746618} is an apocalyptic number.

1445860746618 is an abundant number, since it is smaller than the sum of its proper divisors (1698843149958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1445860746618 is a wasteful number, since it uses less digits than its factorization.

1445860746618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8948 (or 8931 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 60.

The spelling of 1445860746618 in words is "one trillion, four hundred forty-five billion, eight hundred sixty million, seven hundred forty-six thousand, six hundred eighteen".