85763551 has 8 divisors (see below), whose sum is σ = 87442560. Its totient is φ = 84096408.

The previous prime is 85763533. The next prime is 85763567. The reversal of 85763551 is 15536758.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85763551 - 2⁵ = 85763519 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 (85763501) 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, 12390 + ... + 18028.

It is an arithmetic number, because the mean of its divisors is an integer number (10930320).

Almost surely, 2^85763551 is an apocalyptic number.

85763551 is a deficient number, since it is larger than the sum of its proper divisors (1679009).

85763551 is a wasteful number, since it uses less digits than its factorization.

85763551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5933.

The product of its digits is 126000, while the sum is 40.

The square root of 85763551 is about 9260.8612450463. The cubic root of 85763551 is about 440.9955950698.

The spelling of 85763551 in words is "eighty-five million, seven hundred sixty-three thousand, five hundred fifty-one".