10621846946 has 4 divisors (see below), whose sum is σ = 15932770422. Its totient is φ = 5310923472.

The previous prime is 10621846903. The next prime is 10621846951. The reversal of 10621846946 is 64964812601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10586146321 + 35700625 = 102889^2 + 5975^2 .

It is a super-2 number, since 2×10621846946² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10621846946.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2655461735 + ... + 2655461738.

Almost surely, 2^10621846946 is an apocalyptic number.

10621846946 is a deficient number, since it is larger than the sum of its proper divisors (5310923476).

10621846946 is an equidigital number, since it uses as much as digits as its factorization.

10621846946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5310923475.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 10621846946 in words is "ten billion, six hundred twenty-one million, eight hundred forty-six thousand, nine hundred forty-six".