63268485040 has 40 divisors (see below), whose sum is σ = 147796419888. Its totient is φ = 25187447040.

The previous prime is 63268485037. The next prime is 63268485043. The reversal of 63268485040 is 4058486236.

It is an interprime number because it is at equal distance from previous prime (63268485037) and next prime (63268485043).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (63268485043) 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, 1857187 + ... + 1890946.

Almost surely, 2^63268485040 is an apocalyptic number.

It is an amenable number.

63268485040 is an abundant number, since it is smaller than the sum of its proper divisors (84527934848).

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

63268485040 is a wasteful number, since it uses less digits than its factorization.

63268485040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748357 (or 3748351 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 63268485040 in words is "sixty-three billion, two hundred sixty-eight million, four hundred eighty-five thousand, forty".