26506010140140 has 48 divisors (see below), whose sum is σ = 76776029376480. Its totient is φ = 6824535943680.

The previous prime is 26506010140123. The next prime is 26506010140153. The reversal of 26506010140140 is 4104101060562.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 26506010140098 and 26506010140107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7616667841 + ... + 7616671320.

It is an arithmetic number, because the mean of its divisors is an integer number (1599500612010).

Almost surely, 2^{26506010140140} is an apocalyptic number.

26506010140140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26506010140140 is an abundant number, since it is smaller than the sum of its proper divisors (50270019236340).

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

26506010140140 is a wasteful number, since it uses less digits than its factorization.

26506010140140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15233339202 (or 15233339200 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 26506010140140 in words is "twenty-six trillion, five hundred six billion, ten million, one hundred forty thousand, one hundred forty".