1425776281200 has 90 divisors (see below), whose sum is σ = 4947839757224. Its totient is φ = 380207007360.

The previous prime is 1425776281177. The next prime is 1425776281211. The reversal of 1425776281200 is 21826775241.

1425776281200 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 7 + 7 + 628 + 12 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 198020884 + ... + 198028083.

Almost surely, 2^{1425776281200} is an apocalyptic number.

1425776281200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1425776281200 is an abundant number, since it is smaller than the sum of its proper divisors (3522063476024).

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

1425776281200 is a wasteful number, since it uses less digits than its factorization.

1425776281200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396048991 (or 396048977 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 1425776281200 in words is "one trillion, four hundred twenty-five billion, seven hundred seventy-six million, two hundred eighty-one thousand, two hundred".