42147412737077 has 4 divisors (see below), whose sum is σ = 43044166199616. Its totient is φ = 41250659274540.

The previous prime is 42147412737037. The next prime is 42147412737121. The reversal of 42147412737077 is 77073721474124.

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 42147412737077 - 2¹² = 42147412732981 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 (42147412737037) 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, 448376731199 + ... + 448376731292.

It is an arithmetic number, because the mean of its divisors is an integer number (10761041549904).

Almost surely, 2^{42147412737077} is an apocalyptic number.

42147412737077 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

42147412737077 is a deficient number, since it is larger than the sum of its proper divisors (896753462539).

42147412737077 is an equidigital number, since it uses as much as digits as its factorization.

42147412737077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896753462538.

The product of its (nonzero) digits is 12907776, while the sum is 56.

The spelling of 42147412737077 in words is "forty-two trillion, one hundred forty-seven billion, four hundred twelve million, seven hundred thirty-seven thousand, seventy-seven".