63525607443740 has 48 divisors (see below), whose sum is σ = 143672684202432. Its totient is φ = 23454453037056.

The previous prime is 63525607443709. The next prime is 63525607443743. The reversal of 63525607443740 is 4734470652536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63525607443743) 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, 724949 + ... + 11294988.

It is an arithmetic number, because the mean of its divisors is an integer number (2993180920884).

Almost surely, 2^{63525607443740} is an apocalyptic number.

It is an amenable number.

63525607443740 is an abundant number, since it is smaller than the sum of its proper divisors (80147076758692).

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

63525607443740 is a wasteful number, since it uses less digits than its factorization.

63525607443740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12040286 (or 12040284 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 56.

The spelling of 63525607443740 in words is "sixty-three trillion, five hundred twenty-five billion, six hundred seven million, four hundred forty-three thousand, seven hundred forty".