551761063 has 8 divisors (see below), whose sum is σ = 631641600. Its totient is φ = 472144920.

The previous prime is 551761039. The next prime is 551761087. The reversal of 551761063 is 360167155.

It is an interprime number because it is at equal distance from previous prime (551761039) and next prime (551761087).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551761063 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 (551761003) 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, 61603 + ... + 69988.

It is an arithmetic number, because the mean of its divisors is an integer number (78955200).

Almost surely, 2^551761063 is an apocalyptic number.

551761063 is a deficient number, since it is larger than the sum of its proper divisors (79880537).

551761063 is a wasteful number, since it uses less digits than its factorization.

551761063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132197.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 551761063 is about 23489.5947815198. The cubic root of 551761063 is about 820.1948094556.

The spelling of 551761063 in words is "five hundred fifty-one million, seven hundred sixty-one thousand, sixty-three".