1142444152502 has 16 divisors (see below), whose sum is σ = 1814507820720. Its totient is φ = 537609608448.

The previous prime is 1142444152501. The next prime is 1142444152511. The reversal of 1142444152502 is 2052514442411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142444152501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445273 + ... + 2091339.

It is an arithmetic number, because the mean of its divisors is an integer number (113406738795).

Almost surely, 2^{1142444152502} is an apocalyptic number.

1142444152502 is a deficient number, since it is larger than the sum of its proper divisors (672063668218).

1142444152502 is a wasteful number, since it uses less digits than its factorization.

1142444152502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698095.

The product of its (nonzero) digits is 51200, while the sum is 35.

Adding to 1142444152502 its reverse (2052514442411), we get a palindrome (3194958594913).

The spelling of 1142444152502 in words is "one trillion, one hundred forty-two billion, four hundred forty-four million, one hundred fifty-two thousand, five hundred two".