63166035540 has 24 divisors (see below), whose sum is σ = 176864899680. Its totient is φ = 16844276128.

The previous prime is 63166035521. The next prime is 63166035547. The reversal of 63166035540 is 4553066136.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63166035547) 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, 526383570 + ... + 526383689.

It is an arithmetic number, because the mean of its divisors is an integer number (7369370820).

Almost surely, 2^63166035540 is an apocalyptic number.

63166035540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63166035540 is an abundant number, since it is smaller than the sum of its proper divisors (113698864140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63166035540 is a wasteful number, since it uses less digits than its factorization.

63166035540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052767271 (or 1052767269 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 63166035540 in words is "sixty-three billion, one hundred sixty-six million, thirty-five thousand, five hundred forty".