129704154048 has 126 divisors (see below), whose sum is σ = 432471353496. Its totient is φ = 37058321664.

The previous prime is 129704154029. The next prime is 129704154067. The reversal of 129704154048 is 840451407921.

129704154048 is a `hidden beast` number, since 1 + 29 + 7 + 0 + 41 + 540 + 48 = 666.

It is an interprime number because it is at equal distance from previous prime (129704154029) and next prime (129704154067).

It is a tau number, because it is divible by the number of its divisors (126).

It is a junction number, because it is equal to n+sod(n) for n = 129704153994 and 129704154012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2269540 + ... + 2325987.

Almost surely, 2^129704154048 is an apocalyptic number.

129704154048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

129704154048 is an abundant number, since it is smaller than the sum of its proper divisors (302767199448).

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

129704154048 is a wasteful number, since it uses less digits than its factorization.

129704154048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4595559 (or 4595539 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The spelling of 129704154048 in words is "one hundred twenty-nine billion, seven hundred four million, one hundred fifty-four thousand, forty-eight".