10110426640 has 20 divisors (see below), whose sum is σ = 23506742124. Its totient is φ = 4044170624.

The previous prime is 10110426619. The next prime is 10110426647. The reversal of 10110426640 is 4662401101.

It can be written as a sum of positive squares in 2 ways, for example, as 2056441104 + 8053985536 = 45348^2 + 89744^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (10110426647) 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, 63190087 + ... + 63190246.

Almost surely, 2^10110426640 is an apocalyptic number.

10110426640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10110426640 is an abundant number, since it is smaller than the sum of its proper divisors (13396315484).

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

10110426640 is a wasteful number, since it uses less digits than its factorization.

10110426640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126380346 (or 126380340 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 10110426640 its reverse (4662401101), we get a palindrome (14772827741).

The spelling of 10110426640 in words is "ten billion, one hundred ten million, four hundred twenty-six thousand, six hundred forty".