8781012734 has 8 divisors (see below), whose sum is σ = 14184712920. Its totient is φ = 4052775096.

The previous prime is 8781012733. The next prime is 8781012743. The reversal of 8781012734 is 4372101878.

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

It is a junction number, because it is equal to n+sod(n) for n = 8781012691 and 8781012700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8781012733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168865604 + ... + 168865655.

It is an arithmetic number, because the mean of its divisors is an integer number (1773089115).

Almost surely, 2^8781012734 is an apocalyptic number.

8781012734 is a deficient number, since it is larger than the sum of its proper divisors (5403700186).

8781012734 is a wasteful number, since it uses less digits than its factorization.

8781012734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337731274.

The product of its (nonzero) digits is 75264, while the sum is 41.

The square root of 8781012734 is about 93707.0580799547. The cubic root of 8781012734 is about 2063.0742997919.

The spelling of 8781012734 in words is "eight billion, seven hundred eighty-one million, twelve thousand, seven hundred thirty-four".