134434165040 has 80 divisors (see below), whose sum is σ = 363950687808. Its totient is φ = 45222048768.

The previous prime is 134434164983. The next prime is 134434165057. The reversal of 134434165040 is 40561434431.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 2235047 + ... + 2294406.

Almost surely, 2^134434165040 is an apocalyptic number.

134434165040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134434165040 is an abundant number, since it is smaller than the sum of its proper divisors (229516522768).

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

134434165040 is a wasteful number, since it uses less digits than its factorization.

134434165040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4529526 (or 4529520 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 134434165040 its reverse (40561434431), we get a palindrome (174995599471).

The spelling of 134434165040 in words is "one hundred thirty-four billion, four hundred thirty-four million, one hundred sixty-five thousand, forty".