10645403512 has 64 divisors (see below), whose sum is σ = 20563632000. Its totient is φ = 5164642944.

The previous prime is 10645403479. The next prime is 10645403521. The reversal of 10645403512 is 21530454601.

It is a happy number.

It is a super-2 number, since 2×10645403512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13771158 + ... + 13771930.

It is an arithmetic number, because the mean of its divisors is an integer number (321306750).

Almost surely, 2^10645403512 is an apocalyptic number.

It is an amenable number.

10645403512 is a deficient number, since it is larger than the sum of its proper divisors (9918228488).

10645403512 is a wasteful number, since it uses less digits than its factorization.

10645403512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180 (or 1176 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 10645403512 in words is "ten billion, six hundred forty-five million, four hundred three thousand, five hundred twelve".