126418528730 has 32 divisors (see below), whose sum is σ = 246011051664. Its totient is φ = 46495973376.

The previous prime is 126418528729. The next prime is 126418528751. The reversal of 126418528730 is 37825814621.

It can be written as a sum of positive squares in 8 ways, for example, as 65792763001 + 60625765729 = 256501^2 + 246223^2 .

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, 1858517 + ... + 1925336.

Almost surely, 2^126418528730 is an apocalyptic number.

126418528730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126418528730 is a deficient number, since it is larger than the sum of its proper divisors (119592522934).

126418528730 is a wasteful number, since it uses less digits than its factorization.

126418528730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3784130.

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 126418528730 in words is "one hundred twenty-six billion, four hundred eighteen million, five hundred twenty-eight thousand, seven hundred thirty".