136829556450 has 96 divisors (see below), whose sum is σ = 393434640000. Its totient is φ = 34901444160.

The previous prime is 136829556449. The next prime is 136829556547. The reversal of 136829556450 is 54655928631.

136829556450 is a `hidden beast` number, since 1 + 3 + 6 + 8 + 29 + 5 + 564 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2172325 + ... + 2234424.

It is an arithmetic number, because the mean of its divisors is an integer number (4098277500).

Almost surely, 2^136829556450 is an apocalyptic number.

136829556450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136829556450 is an abundant number, since it is smaller than the sum of its proper divisors (256605083550).

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

136829556450 is a wasteful number, since it uses less digits than its factorization.

136829556450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4406793 (or 4406782 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The spelling of 136829556450 in words is "one hundred thirty-six billion, eight hundred twenty-nine million, five hundred fifty-six thousand, four hundred fifty".