10011401646 has 16 divisors (see below), whose sum is σ = 20145644544. Its totient is φ = 3316660344.

The previous prime is 10011401633. The next prime is 10011401713. The reversal of 10011401646 is 64610411001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5117326 + ... + 5119281.

It is an arithmetic number, because the mean of its divisors is an integer number (1259102784).

Almost surely, 2^10011401646 is an apocalyptic number.

10011401646 is an abundant number, since it is smaller than the sum of its proper divisors (10134242898).

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

10011401646 is a wasteful number, since it uses less digits than its factorization.

10011401646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10236775.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 10011401646 its reverse (64610411001), we get a palindrome (74621812647).

The spelling of 10011401646 in words is "ten billion, eleven million, four hundred one thousand, six hundred forty-six".