48640811 has 2 divisors, whose sum is σ = 48640812. Its totient is φ = 48640810.

The previous prime is 48640807. The next prime is 48640831. The reversal of 48640811 is 11804684.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48640811 - 2² = 48640807 is a prime.

It is not a weakly prime, because it can be changed into another prime (48640831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24320405 + 24320406.

It is an arithmetic number, because the mean of its divisors is an integer number (24320406).

Almost surely, 2^48640811 is an apocalyptic number.

48640811 is a deficient number, since it is larger than the sum of its proper divisors (1).

48640811 is an equidigital number, since it uses as much as digits as its factorization.

48640811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 48640811 is about 6974.2964519728. The cubic root of 48640811 is about 365.0342396103.

The spelling of 48640811 in words is "forty-eight million, six hundred forty thousand, eight hundred eleven".