1422924381849 has 4 divisors (see below), whose sum is σ = 1897232509136. Its totient is φ = 948616254564.

The previous prime is 1422924381829. The next prime is 1422924381883. The reversal of 1422924381849 is 9481834292241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1422924381849 - 2⁵ = 1422924381817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422924381829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237154063639 + ... + 237154063644.

It is an arithmetic number, because the mean of its divisors is an integer number (474308127284).

Almost surely, 2^{1422924381849} is an apocalyptic number.

It is an amenable number.

1422924381849 is a deficient number, since it is larger than the sum of its proper divisors (474308127287).

1422924381849 is an equidigital number, since it uses as much as digits as its factorization.

1422924381849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474308127286.

The product of its digits is 7962624, while the sum is 57.

The spelling of 1422924381849 in words is "one trillion, four hundred twenty-two billion, nine hundred twenty-four million, three hundred eighty-one thousand, eight hundred forty-nine".