63421833742 has 8 divisors (see below), whose sum is σ = 95139378000. Its totient is φ = 31708707744.

The previous prime is 63421833703. The next prime is 63421833767. The reversal of 63421833742 is 24733812436.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068442 + ... + 1126237.

It is an arithmetic number, because the mean of its divisors is an integer number (11892422250).

Almost surely, 2^63421833742 is an apocalyptic number.

63421833742 is a deficient number, since it is larger than the sum of its proper divisors (31717544258).

63421833742 is a wasteful number, since it uses less digits than its factorization.

63421833742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209130.

The product of its digits is 580608, while the sum is 43.

The spelling of 63421833742 in words is "sixty-three billion, four hundred twenty-one million, eight hundred thirty-three thousand, seven hundred forty-two".