272428142563472 has 80 divisors (see below), whose sum is σ = 608443463971200. Its totient is φ = 115749581976576.

The previous prime is 272428142563463. The next prime is 272428142563481. The reversal of 272428142563472 is 274365241824272.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (272428142563463) and next prime (272428142563481).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6879053 + ... + 24334700.

It is an arithmetic number, because the mean of its divisors is an integer number (7605543299640).

Almost surely, 2^{272428142563472} is an apocalyptic number.

It is an amenable number.

272428142563472 is an abundant number, since it is smaller than the sum of its proper divisors (336015321407728).

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

272428142563472 is a wasteful number, since it uses less digits than its factorization.

272428142563472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31214440 (or 31214434 counting only the distinct ones).

The product of its digits is 72253440, while the sum is 59.

The spelling of 272428142563472 in words is "two hundred seventy-two trillion, four hundred twenty-eight billion, one hundred forty-two million, five hundred sixty-three thousand, four hundred seventy-two".