163880763 has 8 divisors (see below), whose sum is σ = 218569728. Its totient is φ = 109222824.

The previous prime is 163880729. The next prime is 163880791. The reversal of 163880763 is 367088361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 163880763 - 2⁶ = 163880699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163880063) 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, 11170 + ... + 21272.

It is an arithmetic number, because the mean of its divisors is an integer number (27321216).

Almost surely, 2^163880763 is an apocalyptic number.

163880763 is a deficient number, since it is larger than the sum of its proper divisors (54688965).

163880763 is a wasteful number, since it uses less digits than its factorization.

163880763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15513.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 163880763 is about 12801.5922056594. The cubic root of 163880763 is about 547.2376792188.

The spelling of 163880763 in words is "one hundred sixty-three million, eight hundred eighty thousand, seven hundred sixty-three".