10545794421 has 4 divisors (see below), whose sum is σ = 14061059232. Its totient is φ = 7030529612.

The previous prime is 10545794321. The next prime is 10545794431. The reversal of 10545794421 is 12449754501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10545794421 - 2²⁶ = 10478685557 is a prime.

It is a super-2 number, since 2×10545794421² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10545794431) 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, 1757632401 + ... + 1757632406.

It is an arithmetic number, because the mean of its divisors is an integer number (3515264808).

Almost surely, 2^10545794421 is an apocalyptic number.

It is an amenable number.

10545794421 is a deficient number, since it is larger than the sum of its proper divisors (3515264811).

10545794421 is an equidigital number, since it uses as much as digits as its factorization.

10545794421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515264810.

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 10545794421 in words is "ten billion, five hundred forty-five million, seven hundred ninety-four thousand, four hundred twenty-one".