276251201433240 has 192 divisors, whose sum is σ = 911090585109600. Its totient is φ = 66959214981120.

The previous prime is 276251201433173. The next prime is 276251201433269. The reversal of 276251201433240 is 42334102152672.

It is a junction number, because it is equal to n+sod(n) for n = 276251201433192 and 276251201433201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88917904 + ... + 91972256.

Almost surely, 2^{276251201433240} is an apocalyptic number.

276251201433240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 276251201433240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455545292554800).

276251201433240 is an abundant number, since it is smaller than the sum of its proper divisors (634839383676360).

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

276251201433240 is a wasteful number, since it uses less digits than its factorization.

276251201433240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3060618 (or 3060603 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 276251201433240 in words is "two hundred seventy-six trillion, two hundred fifty-one billion, two hundred one million, four hundred thirty-three thousand, two hundred forty".