10405646516 has 12 divisors (see below), whose sum is σ = 18291541632. Its totient is φ = 5179491768.

The previous prime is 10405646483. The next prime is 10405646521. The reversal of 10405646516 is 61564650401.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 10405646516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5831870 + ... + 5833653.

It is an arithmetic number, because the mean of its divisors is an integer number (1524295136).

Almost surely, 2^10405646516 is an apocalyptic number.

It is an amenable number.

10405646516 is a deficient number, since it is larger than the sum of its proper divisors (7885895116).

10405646516 is a wasteful number, since it uses less digits than its factorization.

10405646516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11665750 (or 11665748 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 10405646516 in words is "ten billion, four hundred five million, six hundred forty-six thousand, five hundred sixteen".