49311655 has 8 divisors (see below), whose sum is σ = 61746912. Its totient is φ = 37734048.

The previous prime is 49311653. The next prime is 49311667. The reversal of 49311655 is 55611394.

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 49311655 - 2¹ = 49311653 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 49311655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49311653) 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, 214284 + ... + 214513.

It is an arithmetic number, because the mean of its divisors is an integer number (7718364).

Almost surely, 2^49311655 is an apocalyptic number.

49311655 is a deficient number, since it is larger than the sum of its proper divisors (12435257).

49311655 is a wasteful number, since it uses less digits than its factorization.

49311655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428825.

The product of its digits is 16200, while the sum is 34.

The square root of 49311655 is about 7022.2257867431. The cubic root of 49311655 is about 366.7047421434.

The spelling of 49311655 in words is "forty-nine million, three hundred eleven thousand, six hundred fifty-five".