53653755 has 16 divisors (see below), whose sum is σ = 87467040. Its totient is φ = 28075008.

The previous prime is 53653753. The next prime is 53653757. The reversal of 53653755 is 55735635.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53653753) and next prime (53653757).

It is not a de Polignac number, because 53653755 - 2¹ = 53653753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53653753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32950 + ... + 34539.

It is an arithmetic number, because the mean of its divisors is an integer number (5466690).

Almost surely, 2^53653755 is an apocalyptic number.

53653755 is a deficient number, since it is larger than the sum of its proper divisors (33813285).

53653755 is a wasteful number, since it uses less digits than its factorization.

53653755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67550.

The product of its digits is 236250, while the sum is 39.

The square root of 53653755 is about 7324.8723538366. The cubic root of 53653755 is about 377.1667277747.

The spelling of 53653755 in words is "fifty-three million, six hundred fifty-three thousand, seven hundred fifty-five".