1044001244542 has 8 divisors (see below), whose sum is σ = 1570133799000. Its totient is φ = 520623311544.

The previous prime is 1044001244513. The next prime is 1044001244543. The reversal of 1044001244542 is 2454421004401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044001244543) 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, 688654417 + ... + 688655932.

It is an arithmetic number, because the mean of its divisors is an integer number (196266724875).

Almost surely, 2^{1044001244542} is an apocalyptic number.

1044001244542 is a deficient number, since it is larger than the sum of its proper divisors (526132554458).

1044001244542 is a wasteful number, since it uses less digits than its factorization.

1044001244542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377310730.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 1044001244542 its reverse (2454421004401), we get a palindrome (3498422248943).

The spelling of 1044001244542 in words is "one trillion, forty-four billion, one million, two hundred forty-four thousand, five hundred forty-two".