42736603420 has 72 divisors (see below), whose sum is σ = 107999468640. Its totient is φ = 14147280000.

The previous prime is 42736603409. The next prime is 42736603519. The reversal of 42736603420 is 2430663724.

42736603420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42736603420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 723456 + ... + 780295.

It is an arithmetic number, because the mean of its divisors is an integer number (1499992620).

Almost surely, 2^42736603420 is an apocalyptic number.

It is an amenable number.

42736603420 is an abundant number, since it is smaller than the sum of its proper divisors (65262865220).

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

42736603420 is a wasteful number, since it uses less digits than its factorization.

42736603420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503803 (or 1503794 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 37.

The spelling of 42736603420 in words is "forty-two billion, seven hundred thirty-six million, six hundred three thousand, four hundred twenty".