42361667757 has 12 divisors (see below), whose sum is σ = 61195942080. Its totient is φ = 28237942728.

The previous prime is 42361667749. The next prime is 42361667773. The reversal of 42361667757 is 75776616324.

It is a happy number.

42361667757 is a `hidden beast` number, since 423 + 6 + 166 + 7 + 7 + 57 = 666.

It is not a de Polignac number, because 42361667757 - 2³ = 42361667749 is a prime.

It is a super-2 number, since 2×42361667757² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42361667717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177957 + ... + 341162.

It is an arithmetic number, because the mean of its divisors is an integer number (5099661840).

Almost surely, 2^42361667757 is an apocalyptic number.

It is an amenable number.

42361667757 is a deficient number, since it is larger than the sum of its proper divisors (18834274323).

42361667757 is a wasteful number, since it uses less digits than its factorization.

42361667757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528192 (or 528189 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 54.

The spelling of 42361667757 in words is "forty-two billion, three hundred sixty-one million, six hundred sixty-seven thousand, seven hundred fifty-seven".