42620624026 has 4 divisors (see below), whose sum is σ = 63930936042. Its totient is φ = 21310312012.

The previous prime is 42620623999. The next prime is 42620624063. The reversal of 42620624026 is 62042602624.

42620624026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39501960001 + 3118664025 = 198751^2 + 55845^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42620623982 and 42620624000.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10655156005 + ... + 10655156008.

Almost surely, 2^42620624026 is an apocalyptic number.

42620624026 is a deficient number, since it is larger than the sum of its proper divisors (21310312016).

42620624026 is a wasteful number, since it uses less digits than its factorization.

42620624026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21310312015.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 42620624026 in words is "forty-two billion, six hundred twenty million, six hundred twenty-four thousand, twenty-six".