1000445013516 has 48 divisors (see below), whose sum is σ = 2533129175808. Its totient is φ = 305479387200.

The previous prime is 1000445013467. The next prime is 1000445013551. The reversal of 1000445013516 is 6153105440001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24457080 + ... + 24497951.

It is an arithmetic number, because the mean of its divisors is an integer number (52773524496).

Almost surely, 2^{1000445013516} is an apocalyptic number.

It is an amenable number.

1000445013516 is an abundant number, since it is smaller than the sum of its proper divisors (1532684162292).

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

1000445013516 is a wasteful number, since it uses less digits than its factorization.

1000445013516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48955182 (or 48955180 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 1000445013516 in words is "one trillion, four hundred forty-five million, thirteen thousand, five hundred sixteen".