47555203655 has 4 divisors (see below), whose sum is σ = 57066244392. Its totient is φ = 38044162920.

The previous prime is 47555203651. The next prime is 47555203763. The reversal of 47555203655 is 55630255574.

It is a happy number.

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

It is not a de Polignac number, because 47555203655 - 2² = 47555203651 is a prime.

It is a super-2 number, since 2×47555203655² (a number of 22 digits) 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 (47555203651) 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, 4755520361 + ... + 4755520370.

It is an arithmetic number, because the mean of its divisors is an integer number (14266561098).

Almost surely, 2^47555203655 is an apocalyptic number.

47555203655 is a deficient number, since it is larger than the sum of its proper divisors (9511040737).

47555203655 is an equidigital number, since it uses as much as digits as its factorization.

47555203655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9511040736.

The product of its (nonzero) digits is 3150000, while the sum is 47.

The spelling of 47555203655 in words is "forty-seven billion, five hundred fifty-five million, two hundred three thousand, six hundred fifty-five".