10399266270 has 32 divisors (see below), whose sum is σ = 27731377440. Its totient is φ = 2773137600.

The previous prime is 10399266259. The next prime is 10399266271. The reversal of 10399266270 is 7266299301.

It is a happy number.

10399266270 is a `hidden beast` number, since 10 + 3 + 9 + 9 + 2 + 6 + 627 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10399266271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19257631 + ... + 19258170.

It is an arithmetic number, because the mean of its divisors is an integer number (866605545).

Almost surely, 2^10399266270 is an apocalyptic number.

10399266270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10399266270 is an abundant number, since it is smaller than the sum of its proper divisors (17332111170).

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

10399266270 is a wasteful number, since it uses less digits than its factorization.

10399266270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38515817 (or 38515811 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 10399266270 in words is "ten billion, three hundred ninety-nine million, two hundred sixty-six thousand, two hundred seventy".