10621429306 has 4 divisors (see below), whose sum is σ = 15932143962. Its totient is φ = 5310714652.

The previous prime is 10621429277. The next prime is 10621429333. The reversal of 10621429306 is 60392412601.

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., 10343907025 + 277522281 = 101705^2 + 16659^2 .

It is a super-2 number, since 2×10621429306² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2655357325 + ... + 2655357328.

Almost surely, 2^10621429306 is an apocalyptic number.

10621429306 is a deficient number, since it is larger than the sum of its proper divisors (5310714656).

10621429306 is an equidigital number, since it uses as much as digits as its factorization.

10621429306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5310714655.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 10621429306 in words is "ten billion, six hundred twenty-one million, four hundred twenty-nine thousand, three hundred six".