42420264026 has 24 divisors (see below), whose sum is σ = 75824381556. Its totient is φ = 17736694080.

The previous prime is 42420263957. The next prime is 42420264049. The reversal of 42420264026 is 62046202424.

42420264026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 26162739001 + 16257525025 = 161749^2 + 127505^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42420263983 and 42420264001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5274761 + ... + 5282796.

Almost surely, 2^42420264026 is an apocalyptic number.

42420264026 is a deficient number, since it is larger than the sum of its proper divisors (33404117530).

42420264026 is a wasteful number, since it uses less digits than its factorization.

42420264026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10557614 (or 10557607 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 42420264026 in words is "forty-two billion, four hundred twenty million, two hundred sixty-four thousand, twenty-six".