949885555 has 4 divisors (see below), whose sum is σ = 1139862672. Its totient is φ = 759908440.

The previous prime is 949885553. The next prime is 949885561. The reversal of 949885555 is 555588949.

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

It is not a de Polignac number, because 949885555 - 2¹ = 949885553 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 949885555.

It is not an unprimeable number, because it can be changed into a prime (949885553) 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, 94988551 + ... + 94988560.

It is an arithmetic number, because the mean of its divisors is an integer number (284965668).

Almost surely, 2^949885555 is an apocalyptic number.

949885555 is a deficient number, since it is larger than the sum of its proper divisors (189977117).

949885555 is a wasteful number, since it uses less digits than its factorization.

949885555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189977116.

The product of its digits is 12960000, while the sum is 58.

The square root of 949885555 is about 30820.2134158737. The cubic root of 949885555 is about 983.0080955100.

The spelling of 949885555 in words is "nine hundred forty-nine million, eight hundred eighty-five thousand, five hundred fifty-five".