42061504640237 has 8 divisors (see below), whose sum is σ = 42535275981120. Its totient is φ = 41587759303200.

The previous prime is 42061504640143. The next prime is 42061504640327. The reversal of 42061504640237 is 73204640516024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42061504640237 - 2¹² = 42061504636141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42061504649237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3238553 + ... + 9726830.

It is an arithmetic number, because the mean of its divisors is an integer number (5316909497640).

Almost surely, 2^{42061504640237} is an apocalyptic number.

It is an amenable number.

42061504640237 is a deficient number, since it is larger than the sum of its proper divisors (473771340883).

42061504640237 is a wasteful number, since it uses less digits than its factorization.

42061504640237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13001923.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 42061504640237 in words is "forty-two trillion, sixty-one billion, five hundred four million, six hundred forty thousand, two hundred thirty-seven".