1445451161004 has 18 divisors (see below), whose sum is σ = 3653779323740. Its totient is φ = 481817053656.

The previous prime is 1445451160991. The next prime is 1445451161023. The reversal of 1445451161004 is 4001611545441.

1445451161004 is a `hidden beast` number, since 1 + 4 + 4 + 545 + 1 + 1 + 6 + 100 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 40151421139 = 1445451161004 / (1 + 4 + 4 + 5 + 4 + 5 + 1 + 1 + 6 + 1 + 0 + 0 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 1445451161004.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20075710534 + ... + 20075710605.

Almost surely, 2^{1445451161004} is an apocalyptic number.

It is an amenable number.

1445451161004 is an abundant number, since it is smaller than the sum of its proper divisors (2208328162736).

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

1445451161004 is a wasteful number, since it uses less digits than its factorization.

1445451161004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40151421149 (or 40151421144 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 1445451161004 in words is "one trillion, four hundred forty-five billion, four hundred fifty-one million, one hundred sixty-one thousand, four".