42617198877 has 8 divisors (see below), whose sum is σ = 61988652960. Its totient is φ = 25828605360.

The previous prime is 42617198861. The next prime is 42617198879. The reversal of 42617198877 is 77889171624.

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

It is not a de Polignac number, because 42617198877 - 2⁴ = 42617198861 is a prime.

It is a super-2 number, since 2×42617198877² (a number of 22 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 42617198877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42617198879) 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, 645715102 + ... + 645715167.

It is an arithmetic number, because the mean of its divisors is an integer number (7748581620).

Almost surely, 2^42617198877 is an apocalyptic number.

It is an amenable number.

42617198877 is a deficient number, since it is larger than the sum of its proper divisors (19371454083).

42617198877 is a wasteful number, since it uses less digits than its factorization.

42617198877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291430283.

The product of its digits is 9483264, while the sum is 60.

The spelling of 42617198877 in words is "forty-two billion, six hundred seventeen million, one hundred ninety-eight thousand, eight hundred seventy-seven".