1234455040142 has 16 divisors (see below), whose sum is σ = 1853158849920. Its totient is φ = 616735514112.

The previous prime is 1234455040109. The next prime is 1234455040177. The reversal of 1234455040142 is 2410405544321.

It is a happy number.

It is a super-2 number, since 2×1234455040142² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42329438 + ... + 42358590.

It is an arithmetic number, because the mean of its divisors is an integer number (115822428120).

Almost surely, 2^{1234455040142} is an apocalyptic number.

1234455040142 is a deficient number, since it is larger than the sum of its proper divisors (618703809778).

1234455040142 is a wasteful number, since it uses less digits than its factorization.

1234455040142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45307.

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 1234455040142 in words is "one trillion, two hundred thirty-four billion, four hundred fifty-five million, forty thousand, one hundred forty-two".