42409125032432 has 20 divisors (see below), whose sum is σ = 85001048018520. Its totient is φ = 20473370705088.

The previous prime is 42409125032429. The next prime is 42409125032437. The reversal of 42409125032432 is 23423052190424.

It is a self number, because there is not a number n which added to its sum of digits gives 42409125032432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42409125032437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45699487718 + ... + 45699488645.

It is an arithmetic number, because the mean of its divisors is an integer number (4250052400926).

Almost surely, 2^{42409125032432} is an apocalyptic number.

It is an amenable number.

42409125032432 is an abundant number, since it is smaller than the sum of its proper divisors (42591922986088).

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

42409125032432 is a wasteful number, since it uses less digits than its factorization.

42409125032432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91398976400 (or 91398976394 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 42409125032432 in words is "forty-two trillion, four hundred nine billion, one hundred twenty-five million, thirty-two thousand, four hundred thirty-two".