10861405492 has 12 divisors (see below), whose sum is σ = 21722811040. Its totient is φ = 4654888056.

The previous prime is 10861405469. The next prime is 10861405501. The reversal of 10861405492 is 29450416801.

10861405492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

10861405492 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193953642 + ... + 193953697.

Almost surely, 2^10861405492 is an apocalyptic number.

It is an amenable number.

10861405492 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10861405492 is a wasteful number, since it uses less digits than its factorization.

10861405492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387907350 (or 387907348 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 10861405492 in words is "ten billion, eight hundred sixty-one million, four hundred five thousand, four hundred ninety-two".