49755511 has 4 divisors (see below), whose sum is σ = 53582872. Its totient is φ = 45928152.

The previous prime is 49755487. The next prime is 49755533. The reversal of 49755511 is 11555794.

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

It is a cyclic number.

It is not a de Polignac number, because 49755511 - 2⁷ = 49755383 is a prime.

It is a super-2 number, since 2×49755511² = 4951221749742242, 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 (49755551) 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, 1913661 + ... + 1913686.

It is an arithmetic number, because the mean of its divisors is an integer number (13395718).

Almost surely, 2^49755511 is an apocalyptic number.

49755511 is a deficient number, since it is larger than the sum of its proper divisors (3827361).

49755511 is a wasteful number, since it uses less digits than its factorization.

49755511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827360.

The product of its digits is 31500, while the sum is 37.

The square root of 49755511 is about 7053.7586434468. The cubic root of 49755511 is about 367.8016983563.

The spelling of 49755511 in words is "forty-nine million, seven hundred fifty-five thousand, five hundred eleven".