10645465420 has 12 divisors (see below), whose sum is σ = 22355477424. Its totient is φ = 4258186160.

The previous prime is 10645465393. The next prime is 10645465423. The reversal of 10645465420 is 2456454601.

It is a super-2 number, since 2×10645465420² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10645465420.

It is not an unprimeable number, because it can be changed into a prime (10645465423) 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, 266136616 + ... + 266136655.

It is an arithmetic number, because the mean of its divisors is an integer number (1862956452).

Almost surely, 2^10645465420 is an apocalyptic number.

10645465420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10645465420 is an abundant number, since it is smaller than the sum of its proper divisors (11710012004).

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

10645465420 is a wasteful number, since it uses less digits than its factorization.

10645465420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532273280 (or 532273278 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 10645465420 in words is "ten billion, six hundred forty-five million, four hundred sixty-five thousand, four hundred twenty".