126541138028 has 24 divisors (see below), whose sum is σ = 222792176880. Its totient is φ = 62886574080.

The previous prime is 126541138027. The next prime is 126541138039. The reversal of 126541138028 is 820831145621.

It is a super-2 number, since 2×126541138028² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126541138021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471088 + ... + 1554728.

It is an arithmetic number, because the mean of its divisors is an integer number (9283007370).

Almost surely, 2^126541138028 is an apocalyptic number.

It is an amenable number.

126541138028 is a deficient number, since it is larger than the sum of its proper divisors (96251038852).

126541138028 is a wasteful number, since it uses less digits than its factorization.

126541138028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85937 (or 85935 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 126541138028 in words is "one hundred twenty-six billion, five hundred forty-one million, one hundred thirty-eight thousand, twenty-eight".