26260026040 has 64 divisors (see below), whose sum is σ = 61933908960. Its totient is φ = 10009466880.

The previous prime is 26260025993. The next prime is 26260026059. The reversal of 26260026040 is 4062006262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115669 + ... + 256708.

Almost surely, 2^26260026040 is an apocalyptic number.

26260026040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26260026040 is an abundant number, since it is smaller than the sum of its proper divisors (35673882920).

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

26260026040 is a wasteful number, since it uses less digits than its factorization.

26260026040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372472 (or 372468 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 26260026040 in words is "twenty-six billion, two hundred sixty million, twenty-six thousand, forty".