134240042040 has 64 divisors (see below), whose sum is σ = 433698602400. Its totient is φ = 33043702272.

The previous prime is 134240042017. The next prime is 134240042063. The reversal of 134240042040 is 40240042431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (134240042017) and next prime (134240042063).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 134240042040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43024095 + ... + 43027214.

Almost surely, 2^134240042040 is an apocalyptic number.

134240042040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134240042040 is an abundant number, since it is smaller than the sum of its proper divisors (299458560360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134240042040 is a wasteful number, since it uses less digits than its factorization.

134240042040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86051336 (or 86051332 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 134240042040 its reverse (40240042431), we get a palindrome (174480084471).

The spelling of 134240042040 in words is "one hundred thirty-four billion, two hundred forty million, forty-two thousand, forty".