2273673507840 has 1056 divisors, whose sum is σ = 9490315155840. Its totient is φ = 514675703808.

The previous prime is 2273673507761. The next prime is 2273673507863. The reversal of 2273673507840 is 487053763722.

2273673507840 is a `hidden beast` number, since 2 + 2 + 73 + 67 + 3 + 507 + 8 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 724790752 + ... + 724793888.

Almost surely, 2^{2273673507840} is an apocalyptic number.

2273673507840 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 2273673507840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4745157577920).

2273673507840 is an abundant number, since it is smaller than the sum of its proper divisors (7216641648000).

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

2273673507840 is a wasteful number, since it uses less digits than its factorization.

2273673507840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292 (or 3261 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 54.

The spelling of 2273673507840 in words is "two trillion, two hundred seventy-three billion, six hundred seventy-three million, five hundred seven thousand, eight hundred forty".