142245461556 has 96 divisors (see below), whose sum is σ = 415288258560. Its totient is φ = 41714200800.

The previous prime is 142245461551. The next prime is 142245461599. The reversal of 142245461556 is 655164542241.

142245461556 is a `hidden beast` number, since 1 + 4 + 2 + 24 + 5 + 4 + 615 + 5 + 6 = 666.

It is a super-2 number, since 2×142245461556² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142245461551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1894386 + ... + 1968041.

It is an arithmetic number, because the mean of its divisors is an integer number (4325919360).

Almost surely, 2^142245461556 is an apocalyptic number.

It is an amenable number.

142245461556 is an abundant number, since it is smaller than the sum of its proper divisors (273042797004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142245461556 is a wasteful number, since it uses less digits than its factorization.

142245461556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862482 (or 3862474 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The spelling of 142245461556 in words is "one hundred forty-two billion, two hundred forty-five million, four hundred sixty-one thousand, five hundred fifty-six".