10783978524 has 48 divisors (see below), whose sum is σ = 30500144640. Its totient is φ = 3267871920.

The previous prime is 10783978519. The next prime is 10783978549. The reversal of 10783978524 is 42587938701.

It is a happy number.

10783978524 is a `hidden beast` number, since 10 + 7 + 8 + 39 + 78 + 524 = 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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4537524 + ... + 4539899.

It is an arithmetic number, because the mean of its divisors is an integer number (635419680).

Almost surely, 2^10783978524 is an apocalyptic number.

It is an amenable number.

10783978524 is an abundant number, since it is smaller than the sum of its proper divisors (19716166116).

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

10783978524 is a wasteful number, since it uses less digits than its factorization.

10783978524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9077447 (or 9077439 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The spelling of 10783978524 in words is "ten billion, seven hundred eighty-three million, nine hundred seventy-eight thousand, five hundred twenty-four".