268422485501 has 4 divisors (see below), whose sum is σ = 268429119900. Its totient is φ = 268415851104.

The previous prime is 268422485437. The next prime is 268422485537. The reversal of 268422485501 is 105584224862.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105584224862 = 2 ⋅52792112431.

It can be written as a sum of positive squares in 2 ways, for example, as 48860892025 + 219561593476 = 221045^2 + 468574^2 .

It is a cyclic number.

It is not a de Polignac number, because 268422485501 - 2⁶ = 268422485437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268422485101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3256136 + ... + 3337553.

It is an arithmetic number, because the mean of its divisors is an integer number (67107279975).

Almost surely, 2^268422485501 is an apocalyptic number.

It is an amenable number.

268422485501 is a deficient number, since it is larger than the sum of its proper divisors (6634399).

268422485501 is an equidigital number, since it uses as much as digits as its factorization.

268422485501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6634398.

The product of its (nonzero) digits is 1228800, while the sum is 47.

The spelling of 268422485501 in words is "two hundred sixty-eight billion, four hundred twenty-two million, four hundred eighty-five thousand, five hundred one".