10511040345 has 24 divisors (see below), whose sum is σ = 18210848256. Its totient is φ = 5174664768.

The previous prime is 10511040341. The next prime is 10511040349. The reversal of 10511040345 is 54304011501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10511040341) and next prime (10511040349).

It is not a de Polignac number, because 10511040345 - 2² = 10511040341 is a prime.

It is a super-2 number, since 2×10511040345² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10511040341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2070649 + ... + 2075718.

It is an arithmetic number, because the mean of its divisors is an integer number (758785344).

Almost surely, 2^10511040345 is an apocalyptic number.

10511040345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10511040345 is a deficient number, since it is larger than the sum of its proper divisors (7699807911).

10511040345 is a wasteful number, since it uses less digits than its factorization.

10511040345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4146401 (or 4146388 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 10511040345 its reverse (54304011501), we get a palindrome (64815051846).

The spelling of 10511040345 in words is "ten billion, five hundred eleven million, forty thousand, three hundred forty-five".