142345165477272 has 64 divisors (see below), whose sum is σ = 362724405713280. Its totient is φ = 46539601734912.

The previous prime is 142345165477261. The next prime is 142345165477283. The reversal of 142345165477272 is 272774561543241.

It is an interprime number because it is at equal distance from previous prime (142345165477261) and next prime (142345165477283).

It is a super-2 number, since 2×142345165477272² (a number of 29 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 15 ways as a sum of consecutive naturals, for example, 189589098 + ... + 190338425.

It is an arithmetic number, because the mean of its divisors is an integer number (5667568839270).

Almost surely, 2^{142345165477272} is an apocalyptic number.

142345165477272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142345165477272 is an abundant number, since it is smaller than the sum of its proper divisors (220379240236008).

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

142345165477272 is a wasteful number, since it uses less digits than its factorization.

142345165477272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379927832 (or 379927828 counting only the distinct ones).

The product of its digits is 79027200, while the sum is 60.

The spelling of 142345165477272 in words is "one hundred forty-two trillion, three hundred forty-five billion, one hundred sixty-five million, four hundred seventy-seven thousand, two hundred seventy-two".