1422492890544 has 240 divisors, whose sum is σ = 4521321866880. Its totient is φ = 429377863680.

The previous prime is 1422492890543. The next prime is 1422492890551. The reversal of 1422492890544 is 4450982942241.

1422492890544 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 4 + 9 + 2 + 8 + 90 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1422492890543) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10926667 + ... + 11056085.

It is an arithmetic number, because the mean of its divisors is an integer number (18838841112).

Almost surely, 2^{1422492890544} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422492890544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2260660933440).

1422492890544 is an abundant number, since it is smaller than the sum of its proper divisors (3098828976336).

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

1422492890544 is a wasteful number, since it uses less digits than its factorization.

1422492890544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129710 (or 129692 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 1422492890544 in words is "one trillion, four hundred twenty-two billion, four hundred ninety-two million, eight hundred ninety thousand, five hundred forty-four".