126145004546 has 64 divisors (see below), whose sum is σ = 210730291200. Its totient is φ = 56156630400.

The previous prime is 126145004537. The next prime is 126145004563. The reversal of 126145004546 is 645400541621.

It is a happy number.

It is a super-2 number, since 2×126145004546² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121409495 + ... + 121410533.

It is an arithmetic number, because the mean of its divisors is an integer number (3292660800).

Almost surely, 2^126145004546 is an apocalyptic number.

126145004546 is a deficient number, since it is larger than the sum of its proper divisors (84585286654).

126145004546 is a wasteful number, since it uses less digits than its factorization.

126145004546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 126145004546 in words is "one hundred twenty-six billion, one hundred forty-five million, four thousand, five hundred forty-six".