1835383630442 has 4 divisors (see below), whose sum is σ = 2753075445666. Its totient is φ = 917691815220.

The previous prime is 1835383630433. The next prime is 1835383630477. The reversal of 1835383630442 is 2440363835381.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1796755265761 + 38628364681 = 1340431^2 + 196541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 458845907609 + ... + 458845907612.

Almost surely, 2^{1835383630442} is an apocalyptic number.

1835383630442 is a deficient number, since it is larger than the sum of its proper divisors (917691815224).

1835383630442 is an equidigital number, since it uses as much as digits as its factorization.

1835383630442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917691815223.

The product of its (nonzero) digits is 4976640, while the sum is 50.

The spelling of 1835383630442 in words is "one trillion, eight hundred thirty-five billion, three hundred eighty-three million, six hundred thirty thousand, four hundred forty-two".