42136119647956 has 24 divisors (see below), whose sum is σ = 75760846912296. Its totient is φ = 20493212974080.

The previous prime is 42136119647933. The next prime is 42136119647971. The reversal of 42136119647956 is 65974691163124.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1532722500 + 42134586925456 = 39150^2 + 6491116^2 .

It is a super-3 number, since 3×42136119647956³ (a number of 42 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381142891 + ... + 381253426.

It is an arithmetic number, because the mean of its divisors is an integer number (3156701954679).

Almost surely, 2^{42136119647956} is an apocalyptic number.

It is an amenable number.

42136119647956 is a deficient number, since it is larger than the sum of its proper divisors (33624727264340).

42136119647956 is a wasteful number, since it uses less digits than its factorization.

42136119647956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762396699 (or 762396697 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 64.

The spelling of 42136119647956 in words is "forty-two trillion, one hundred thirty-six billion, one hundred nineteen million, six hundred forty-seven thousand, nine hundred fifty-six".