142477839552 has 42 divisors (see below), whose sum is σ = 376986456084. Its totient is φ = 47490869760.

The previous prime is 142477839541. The next prime is 142477839563. The reversal of 142477839552 is 255938774241.

It is an interprime number because it is at equal distance from previous prime (142477839541) and next prime (142477839563).

It is a junction number, because it is equal to n+sod(n) for n = 142477839492 and 142477839501.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5216652 + ... + 5243892.

It is an arithmetic number, because the mean of its divisors is an integer number (8975868002).

Almost surely, 2^142477839552 is an apocalyptic number.

142477839552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142477839552 is an abundant number, since it is smaller than the sum of its proper divisors (234508616532).

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

142477839552 is an frugal number, since it uses more digits than its factorization.

142477839552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54497 (or 27246 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 57.

The spelling of 142477839552 in words is "one hundred forty-two billion, four hundred seventy-seven million, eight hundred thirty-nine thousand, five hundred fifty-two".