42893703540 has 144 divisors (see below), whose sum is σ = 132183787008. Its totient is φ = 11256786432.

The previous prime is 42893703497. The next prime is 42893703563. The reversal of 42893703540 is 4530739824.

42893703540 is a `hidden beast` number, since 428 + 93 + 70 + 35 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6395829 + ... + 6402531.

Almost surely, 2^42893703540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42893703540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66091893504).

42893703540 is an abundant number, since it is smaller than the sum of its proper divisors (89290083468).

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

42893703540 is a wasteful number, since it uses less digits than its factorization.

42893703540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278 (or 7273 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 42893703540 in words is "forty-two billion, eight hundred ninety-three million, seven hundred three thousand, five hundred forty".