10642628450 has 12 divisors (see below), whose sum is σ = 19795289010. Its totient is φ = 4257051360.

The previous prime is 10642628429. The next prime is 10642628519. The reversal of 10642628450 is 5482624601.

It can be written as a sum of positive squares in 3 ways, for example, as 7806959449 + 2835669001 = 88357^2 + 53251^2 .

It is a super-2 number, since 2×10642628450² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106426235 + ... + 106426334.

Almost surely, 2^10642628450 is an apocalyptic number.

10642628450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10642628450 is a deficient number, since it is larger than the sum of its proper divisors (9152660560).

10642628450 is a wasteful number, since it uses less digits than its factorization.

10642628450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212852581 (or 212852576 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 10642628450 in words is "ten billion, six hundred forty-two million, six hundred twenty-eight thousand, four hundred fifty".