10545422451 has 4 divisors (see below), whose sum is σ = 14060563272. Its totient is φ = 7030281632.

The previous prime is 10545422443. The next prime is 10545422471. The reversal of 10545422451 is 15422454501.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10545422451 - 2³ = 10545422443 is a prime.

It is a super-2 number, since 2×10545422451² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10545422401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1757570406 + ... + 1757570411.

It is an arithmetic number, because the mean of its divisors is an integer number (3515140818).

Almost surely, 2^10545422451 is an apocalyptic number.

10545422451 is a deficient number, since it is larger than the sum of its proper divisors (3515140821).

10545422451 is an equidigital number, since it uses as much as digits as its factorization.

10545422451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515140820.

The product of its (nonzero) digits is 32000, while the sum is 33.

Adding to 10545422451 its reverse (15422454501), we get a palindrome (25967876952).

The spelling of 10545422451 in words is "ten billion, five hundred forty-five million, four hundred twenty-two thousand, four hundred fifty-one".