6551465623 has 8 divisors (see below), whose sum is σ = 6667100528. Its totient is φ = 6436355904.

The previous prime is 6551465617. The next prime is 6551465663. The reversal of 6551465623 is 3265641556.

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 6551465623 - 2⁹ = 6551465111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6551465623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551465663) 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, 106086 + ... + 156067.

It is an arithmetic number, because the mean of its divisors is an integer number (833387566).

Almost surely, 2^6551465623 is an apocalyptic number.

6551465623 is a deficient number, since it is larger than the sum of its proper divisors (115634905).

6551465623 is a wasteful number, since it uses less digits than its factorization.

6551465623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262593.

The product of its digits is 648000, while the sum is 43.

The square root of 6551465623 is about 80941.1244238675. The cubic root of 6551465623 is about 1871.1681742710.

The spelling of 6551465623 in words is "six billion, five hundred fifty-one million, four hundred sixty-five thousand, six hundred twenty-three".