42601649977041 has 4 divisors (see below), whose sum is σ = 56802199969392. Its totient is φ = 28401099984692.

The previous prime is 42601649977031. The next prime is 42601649977049. The reversal of 42601649977041 is 14077994610624.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42601649977041 - 2¹⁹ = 42601649452753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42601649977049) 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, 7100274996171 + ... + 7100274996176.

It is an arithmetic number, because the mean of its divisors is an integer number (14200549992348).

Almost surely, 2^{42601649977041} is an apocalyptic number.

It is an amenable number.

42601649977041 is a deficient number, since it is larger than the sum of its proper divisors (14200549992351).

42601649977041 is a wasteful number, since it uses less digits than its factorization.

42601649977041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14200549992350.

The product of its (nonzero) digits is 18289152, while the sum is 60.

The spelling of 42601649977041 in words is "forty-two trillion, six hundred one billion, six hundred forty-nine million, nine hundred seventy-seven thousand, forty-one".