10645351038 has 72 divisors (see below), whose sum is σ = 26854284600. Its totient is φ = 3038847840.

The previous prime is 10645351037. The next prime is 10645351063. The reversal of 10645351038 is 83015354601.

10645351038 is a `hidden beast` number, since 1 + 0 + 64 + 53 + 510 + 38 = 666.

It is a super-2 number, since 2×10645351038² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10645350993 and 10645351011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645351037) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1133988 + ... + 1143336.

It is an arithmetic number, because the mean of its divisors is an integer number (372976175).

Almost surely, 2^10645351038 is an apocalyptic number.

10645351038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10645351038, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13427142300).

10645351038 is an abundant number, since it is smaller than the sum of its proper divisors (16208933562).

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

10645351038 is a wasteful number, since it uses less digits than its factorization.

10645351038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10662 (or 10652 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 10645351038 in words is "ten billion, six hundred forty-five million, three hundred fifty-one thousand, thirty-eight".