550755065501 has 4 divisors (see below), whose sum is σ = 562473258432. Its totient is φ = 539036872572.

The previous prime is 550755065473. The next prime is 550755065503. The reversal of 550755065501 is 105560557055.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550755065501 is a prime.

It is a super-2 number, since 2×550755065501² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550755065503) 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, 5859096395 + ... + 5859096488.

It is an arithmetic number, because the mean of its divisors is an integer number (140618314608).

Almost surely, 2^550755065501 is an apocalyptic number.

It is an amenable number.

550755065501 is a deficient number, since it is larger than the sum of its proper divisors (11718192931).

550755065501 is a wasteful number, since it uses less digits than its factorization.

550755065501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11718192930.

The product of its (nonzero) digits is 656250, while the sum is 44.

The spelling of 550755065501 in words is "five hundred fifty billion, seven hundred fifty-five million, sixty-five thousand, five hundred one".