49655669 has 12 divisors (see below), whose sum is σ = 59108544. Its totient is φ = 41570424.

The previous prime is 49655659. The next prime is 49655677. The reversal of 49655669 is 96655694.

It is not a de Polignac number, because 49655669 - 2⁴ = 49655653 is a prime.

It is a super-2 number, since 2×49655669² = 4931370927675122, which 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 (49655609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9677 + ... + 13890.

It is an arithmetic number, because the mean of its divisors is an integer number (4925712).

Almost surely, 2^49655669 is an apocalyptic number.

49655669 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

49655669 is a deficient number, since it is larger than the sum of its proper divisors (9452875).

49655669 is a wasteful number, since it uses less digits than its factorization.

49655669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23624 (or 23617 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 50.

The square root of 49655669 is about 7046.6778697483. The cubic root of 49655669 is about 367.5555169341. Note that the first 4 decimals are identical.

It can be divided in two parts, 496 and 55669, that added together give a palindrome (56165).

The spelling of 49655669 in words is "forty-nine million, six hundred fifty-five thousand, six hundred sixty-nine".