85263966454 has 4 divisors (see below), whose sum is σ = 127895949684. Its totient is φ = 42631983226.

The previous prime is 85263966427. The next prime is 85263966481. The reversal of 85263966454 is 45466936258.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (85263966427) and next prime (85263966481).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21315991612 + ... + 21315991615.

It is an arithmetic number, because the mean of its divisors is an integer number (31973987421).

Almost surely, 2^85263966454 is an apocalyptic number.

85263966454 is a deficient number, since it is larger than the sum of its proper divisors (42631983230).

85263966454 is a wasteful number, since it uses less digits than its factorization.

85263966454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42631983229.

The product of its digits is 37324800, while the sum is 58.

The spelling of 85263966454 in words is "eighty-five billion, two hundred sixty-three million, nine hundred sixty-six thousand, four hundred fifty-four".