1400445243012 has 24 divisors (see below), whose sum is σ = 3272022240256. Its totient is φ = 466198413408.

The previous prime is 1400445242981. The next prime is 1400445243023. The reversal of 1400445243012 is 2103425440041.

It is a super-2 number, since 2×1400445243012² (a number of 25 digits) contains 22 as substring.

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, 77073988 + ... + 77092155.

Almost surely, 2^{1400445243012} is an apocalyptic number.

1400445243012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1400445243012 is an abundant number, since it is smaller than the sum of its proper divisors (1871576997244).

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

1400445243012 is a wasteful number, since it uses less digits than its factorization.

1400445243012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154166907 (or 154166905 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The spelling of 1400445243012 in words is "one trillion, four hundred billion, four hundred forty-five million, two hundred forty-three thousand, twelve".