42403115502 has 48 divisors (see below), whose sum is σ = 100290078720. Its totient is φ = 12841155600.

The previous prime is 42403115483. The next prime is 42403115533. The reversal of 42403115502 is 20551130424.

42403115502 is a `hidden beast` number, since 4 + 2 + 40 + 3 + 115 + 502 = 666.

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, 242899 + ... + 379217.

It is an arithmetic number, because the mean of its divisors is an integer number (2089376640).

Almost surely, 2^42403115502 is an apocalyptic number.

42403115502 is an abundant number, since it is smaller than the sum of its proper divisors (57886963218).

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

42403115502 is a wasteful number, since it uses less digits than its factorization.

42403115502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137909 (or 137906 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 42403115502 its reverse (20551130424), we get a palindrome (62954245926).

The spelling of 42403115502 in words is "forty-two billion, four hundred three million, one hundred fifteen thousand, five hundred two".