26354197960 has 32 divisors (see below), whose sum is σ = 59303741760. Its totient is φ = 10540470976.

The previous prime is 26354197957. The next prime is 26354197967. The reversal of 26354197960 is 6979145362.

It is a happy number.

It is a super-2 number, since 2×26354197960² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26354197898 and 26354197907.

It is not an unprimeable number, because it can be changed into a prime (26354197967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369957 + ... + 435403.

It is an arithmetic number, because the mean of its divisors is an integer number (1853241930).

Almost surely, 2^26354197960 is an apocalyptic number.

26354197960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26354197960 is an abundant number, since it is smaller than the sum of its proper divisors (32949543800).

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

26354197960 is a wasteful number, since it uses less digits than its factorization.

26354197960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75525 (or 75521 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 26354197960 in words is "twenty-six billion, three hundred fifty-four million, one hundred ninety-seven thousand, nine hundred sixty".