2780537543026 has 8 divisors (see below), whose sum is σ = 4229550065664. Its totient is φ = 1370687521140.

The previous prime is 2780537543023. The next prime is 2780537543027. The reversal of 2780537543026 is 6203457350872.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2780537543023) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9790625010 + ... + 9790625293.

It is an arithmetic number, because the mean of its divisors is an integer number (528693758208).

Almost surely, 2^{2780537543026} is an apocalyptic number.

2780537543026 is a deficient number, since it is larger than the sum of its proper divisors (1449012522638).

2780537543026 is a wasteful number, since it uses less digits than its factorization.

2780537543026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19581250376.

The product of its (nonzero) digits is 8467200, while the sum is 52.

The spelling of 2780537543026 in words is "two trillion, seven hundred eighty billion, five hundred thirty-seven million, five hundred forty-three thousand, twenty-six".