126541204164 has 36 divisors (see below), whose sum is σ = 319965069424. Its totient is φ = 42167606832.

The previous prime is 126541204159. The next prime is 126541204177. The reversal of 126541204164 is 461402145621.

126541204164 is a `hidden beast` number, since 12 + 6 + 541 + 2 + 0 + 41 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412402 + ... + 650505.

Almost surely, 2^126541204164 is an apocalyptic number.

It is an amenable number.

126541204164 is an abundant number, since it is smaller than the sum of its proper divisors (193423865260).

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

126541204164 is a wasteful number, since it uses less digits than its factorization.

126541204164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066224 (or 1066219 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

Adding to 126541204164 its reverse (461402145621), we get a palindrome (587943349785).

The spelling of 126541204164 in words is "one hundred twenty-six billion, five hundred forty-one million, two hundred four thousand, one hundred sixty-four".