126154150434636 has 48 divisors (see below), whose sum is σ = 311678468730720. Its totient is φ = 39577327119360.

The previous prime is 126154150434509. The next prime is 126154150434691. The reversal of 126154150434636 is 636434051451621.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 14921766 + ... + 21793746.

It is an arithmetic number, because the mean of its divisors is an integer number (6493301431890).

Almost surely, 2^{126154150434636} is an apocalyptic number.

It is an amenable number.

126154150434636 is an abundant number, since it is smaller than the sum of its proper divisors (185524318296084).

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

126154150434636 is a wasteful number, since it uses less digits than its factorization.

126154150434636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6961994 (or 6961992 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 51.

The spelling of 126154150434636 in words is "one hundred twenty-six trillion, one hundred fifty-four billion, one hundred fifty million, four hundred thirty-four thousand, six hundred thirty-six".