10723785657850 has 48 divisors (see below), whose sum is σ = 21518031795768. Its totient is φ = 3961016483840.

The previous prime is 10723785657821. The next prime is 10723785657913. The reversal of 10723785657850 is 5875658732701.

It can be written as a sum of positive squares in 12 ways, for example, as 6043568306689 + 4680217351161 = 2458367^2 + 2163381^2 .

It is a super-2 number, since 2×10723785657850² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118975879 + ... + 119065978.

Almost surely, 2^{10723785657850} is an apocalyptic number.

10723785657850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10723785657850 is an abundant number, since it is smaller than the sum of its proper divisors (10794246137918).

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

10723785657850 is a wasteful number, since it uses less digits than its factorization.

10723785657850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238041939 (or 238041934 counting only the distinct ones).

The product of its (nonzero) digits is 98784000, while the sum is 64.

The spelling of 10723785657850 in words is "ten trillion, seven hundred twenty-three billion, seven hundred eighty-five million, six hundred fifty-seven thousand, eight hundred fifty".