554950549511 has 4 divisors (see below), whose sum is σ = 554954863992. Its totient is φ = 554946235032.

The previous prime is 554950549493. The next prime is 554950549513. The reversal of 554950549511 is 115945059455.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554950549511 is a prime.

It is a super-2 number, since 2×554950549511² (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 (554950549513) 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, 1958180 + ... + 2223593.

It is an arithmetic number, because the mean of its divisors is an integer number (138738715998).

Almost surely, 2^554950549511 is an apocalyptic number.

554950549511 is a deficient number, since it is larger than the sum of its proper divisors (4314481).

554950549511 is a wasteful number, since it uses less digits than its factorization.

554950549511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4314480.

The product of its (nonzero) digits is 4050000, while the sum is 53.

The spelling of 554950549511 in words is "five hundred fifty-four billion, nine hundred fifty million, five hundred forty-nine thousand, five hundred eleven".