10645551326 has 8 divisors (see below), whose sum is σ = 15968938440. Its totient is φ = 5322571848.

The previous prime is 10645551289. The next prime is 10645551349. The reversal of 10645551326 is 62315554601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10645551326² (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 10645551326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25016 + ... + 148043.

It is an arithmetic number, because the mean of its divisors is an integer number (1996117305).

Almost surely, 2^10645551326 is an apocalyptic number.

10645551326 is a deficient number, since it is larger than the sum of its proper divisors (5323387114).

10645551326 is a wasteful number, since it uses less digits than its factorization.

10645551326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203818.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 10645551326 in words is "ten billion, six hundred forty-five million, five hundred fifty-one thousand, three hundred twenty-six".