42135246304502 has 32 divisors (see below), whose sum is σ = 68229553392000. Its totient is φ = 19399935356928.

The previous prime is 42135246304447. The next prime is 42135246304511. The reversal of 42135246304502 is 20540364253124.

It is a super-2 number, since 2×42135246304502² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42135246304502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50548499 + ... + 51375297.

It is an arithmetic number, because the mean of its divisors is an integer number (2132173543500).

Almost surely, 2^{42135246304502} is an apocalyptic number.

42135246304502 is a deficient number, since it is larger than the sum of its proper divisors (26094307087498).

42135246304502 is a wasteful number, since it uses less digits than its factorization.

42135246304502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831560.

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 42135246304502 in words is "forty-two trillion, one hundred thirty-five billion, two hundred forty-six million, three hundred four thousand, five hundred two".