42131543002 has 4 divisors (see below), whose sum is σ = 63197314506. Its totient is φ = 21065771500.

The previous prime is 42131542963. The next prime is 42131543029. The reversal of 42131543002 is 20034513124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40292934361 + 1838608641 = 200731^2 + 42879^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10532885749 + ... + 10532885752.

Almost surely, 2^42131543002 is an apocalyptic number.

42131543002 is a deficient number, since it is larger than the sum of its proper divisors (21065771504).

42131543002 is a wasteful number, since it uses less digits than its factorization.

42131543002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21065771503.

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 42131543002 in words is "forty-two billion, one hundred thirty-one million, five hundred forty-three thousand, two".