280075273023 has 16 divisors (see below), whose sum is σ = 459610704896. Its totient is φ = 147732012000.

The previous prime is 280075272947. The next prime is 280075273033. The reversal of 280075273023 is 320372570082.

It is not a de Polignac number, because 280075273023 - 2⁸ = 280075272767 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (280075273033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512958103 + ... + 512958648.

It is an arithmetic number, because the mean of its divisors is an integer number (28725669056).

Almost surely, 2^280075273023 is an apocalyptic number.

280075273023 is a deficient number, since it is larger than the sum of its proper divisors (179535431873).

280075273023 is a wasteful number, since it uses less digits than its factorization.

280075273023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025916774.

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 280075273023 in words is "two hundred eighty billion, seventy-five million, two hundred seventy-three thousand, twenty-three".