276251378730 has 32 divisors (see below), whose sum is σ = 691829541504. Its totient is φ = 70464119616.

The previous prime is 276251378729. The next prime is 276251378759. The reversal of 276251378730 is 37873152672.

276251378730 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 200181469 + ... + 200182848.

It is an arithmetic number, because the mean of its divisors is an integer number (21619673172).

Almost surely, 2^276251378730 is an apocalyptic number.

276251378730 is an abundant number, since it is smaller than the sum of its proper divisors (415578162774).

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

276251378730 is a wasteful number, since it uses less digits than its factorization.

276251378730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400364350.

The product of its (nonzero) digits is 2963520, while the sum is 51.

The spelling of 276251378730 in words is "two hundred seventy-six billion, two hundred fifty-one million, three hundred seventy-eight thousand, seven hundred thirty".