42611011623 has 12 divisors (see below), whose sum is σ = 61557364440. Its totient is φ = 28403590896.

The previous prime is 42611011613. The next prime is 42611011633. The reversal of 42611011623 is 32611011624.

It is a happy number.

42611011623 is a `hidden beast` number, since 4 + 26 + 1 + 1 + 0 + 11 + 623 = 666.

42611011623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42611011613) and next prime (42611011633).

It is not a de Polignac number, because 42611011623 - 2⁶ = 42611011559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42611011613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239661 + ... + 377702.

It is an arithmetic number, because the mean of its divisors is an integer number (5129780370).

Almost surely, 2^42611011623 is an apocalyptic number.

42611011623 is a deficient number, since it is larger than the sum of its proper divisors (18946352817).

42611011623 is a wasteful number, since it uses less digits than its factorization.

42611011623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625038 (or 625035 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Subtracting from 42611011623 its reverse (32611011624), we obtain a palindrome (9999999999).

The spelling of 42611011623 in words is "forty-two billion, six hundred eleven million, eleven thousand, six hundred twenty-three".