26274999485679 has 16 divisors (see below), whose sum is σ = 40241333518848. Its totient is φ = 14938070771232.

The previous prime is 26274999485641. The next prime is 26274999485717. The reversal of 26274999485679 is 97658499947262.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (26274999485641) and next prime (26274999485717).

It is a de Polignac number, because none of the positive numbers 2^k-26274999485679 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26274999485595 and 26274999485604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26274999485479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3175606147 + ... + 3175614420.

It is an arithmetic number, because the mean of its divisors is an integer number (2515083344928).

Almost surely, 2^{26274999485679} is an apocalyptic number.

26274999485679 is a deficient number, since it is larger than the sum of its proper divisors (13966334033169).

26274999485679 is a wasteful number, since it uses less digits than its factorization.

26274999485679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6351220774.

The product of its digits is 29628426240, while the sum is 87.

The spelling of 26274999485679 in words is "twenty-six trillion, two hundred seventy-four billion, nine hundred ninety-nine million, four hundred eighty-five thousand, six hundred seventy-nine".