1445416556 has 24 divisors (see below), whose sum is σ = 2541853440. Its totient is φ = 719182800.

The previous prime is 1445416549. The next prime is 1445416589. The reversal of 1445416556 is 6556145441.

It is a super-2 number, since 2×1445416556² = 4178458040717802272, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 955841 + ... + 957351.

It is an arithmetic number, because the mean of its divisors is an integer number (105910560).

Almost surely, 2^1445416556 is an apocalyptic number.

It is an amenable number.

1445416556 is a deficient number, since it is larger than the sum of its proper divisors (1096436884).

1445416556 is a wasteful number, since it uses less digits than its factorization.

1445416556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525 (or 2523 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

The square root of 1445416556 is about 38018.6343258145. The cubic root of 1445416556 is about 1130.6573448428.

The spelling of 1445416556 in words is "one billion, four hundred forty-five million, four hundred sixteen thousand, five hundred fifty-six".