142206338475 has 24 divisors (see below), whose sum is σ = 261238311920. Its totient is φ = 75843380160.

The previous prime is 142206338453. The next prime is 142206338501. The reversal of 142206338475 is 574833602241.

142206338475 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 0 + 633 + 8 + 4 + 7 + 5 = 666.

It is not a de Polignac number, because 142206338475 - 2⁹ = 142206337963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 142206338475.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105337354 + ... + 105338703.

Almost surely, 2^142206338475 is an apocalyptic number.

142206338475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142206338475 is a deficient number, since it is larger than the sum of its proper divisors (119031973445).

142206338475 is a wasteful number, since it uses less digits than its factorization.

142206338475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210676076 (or 210676065 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 142206338475 in words is "one hundred forty-two billion, two hundred six million, three hundred thirty-eight thousand, four hundred seventy-five".