10783015812 has 60 divisors (see below), whose sum is σ = 29672578320. Its totient is φ = 3405160944.

The previous prime is 10783015769. The next prime is 10783015829. The reversal of 10783015812 is 21851038701.

10783015812 is a `hidden beast` number, since 1 + 0 + 78 + 3 + 0 + 1 + 581 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 869658 + ... + 881969.

It is an arithmetic number, because the mean of its divisors is an integer number (494542972).

Almost surely, 2^10783015812 is an apocalyptic number.

10783015812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10783015812 is an abundant number, since it is smaller than the sum of its proper divisors (18889562508).

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

10783015812 is a wasteful number, since it uses less digits than its factorization.

10783015812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751662 (or 1751651 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The spelling of 10783015812 in words is "ten billion, seven hundred eighty-three million, fifteen thousand, eight hundred twelve".