63045426621 has 8 divisors (see below), whose sum is σ = 84068770464. Its totient is φ = 42026183600.

The previous prime is 63045426511. The next prime is 63045426629. The reversal of 63045426621 is 12662454036.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63045426621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63045426621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63045426629) 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, 989151 + ... + 1050956.

It is an arithmetic number, because the mean of its divisors is an integer number (10508596308).

Almost surely, 2^63045426621 is an apocalyptic number.

It is an amenable number.

63045426621 is a deficient number, since it is larger than the sum of its proper divisors (21023343843).

63045426621 is a wasteful number, since it uses less digits than its factorization.

63045426621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050411.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 63045426621 in words is "sixty-three billion, forty-five million, four hundred twenty-six thousand, six hundred twenty-one".