126030256402 has 64 divisors (see below), whose sum is σ = 202171926528. Its totient is φ = 58817664000.

The previous prime is 126030256369. The next prime is 126030256409. The reversal of 126030256402 is 204652030621.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (126030256409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171937228 + ... + 171937960.

It is an arithmetic number, because the mean of its divisors is an integer number (3158936352).

Almost surely, 2^126030256402 is an apocalyptic number.

126030256402 is a deficient number, since it is larger than the sum of its proper divisors (76141670126).

126030256402 is a wasteful number, since it uses less digits than its factorization.

126030256402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355.

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 126030256402 in words is "one hundred twenty-six billion, thirty million, two hundred fifty-six thousand, four hundred two".