1445653561234 has 16 divisors (see below), whose sum is σ = 2169655165440. Its totient is φ = 722435284480.

The previous prime is 1445653561199. The next prime is 1445653561349. The reversal of 1445653561234 is 4321653565441.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30079347 + ... + 30127369.

It is an arithmetic number, because the mean of its divisors is an integer number (135603447840).

Almost surely, 2^{1445653561234} is an apocalyptic number.

1445653561234 is a deficient number, since it is larger than the sum of its proper divisors (724001604206).

1445653561234 is a wasteful number, since it uses less digits than its factorization.

1445653561234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55865.

The product of its digits is 5184000, while the sum is 49.

The spelling of 1445653561234 in words is "one trillion, four hundred forty-five billion, six hundred fifty-three million, five hundred sixty-one thousand, two hundred thirty-four".