126037773530 has 48 divisors (see below), whose sum is σ = 236840866920. Its totient is φ = 48285480960.

The previous prime is 126037773503. The next prime is 126037773553. The reversal of 126037773530 is 35377730621.

It can be written as a sum of positive squares in 4 ways, for example, as 87810876241 + 38226897289 = 296329^2 + 195517^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 864566 + ... + 999774.

Almost surely, 2^126037773530 is an apocalyptic number.

126037773530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126037773530 is a deficient number, since it is larger than the sum of its proper divisors (110803093390).

126037773530 is a wasteful number, since it uses less digits than its factorization.

126037773530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135375 (or 135344 counting only the distinct ones).

The product of its (nonzero) digits is 555660, while the sum is 44.

The spelling of 126037773530 in words is "one hundred twenty-six billion, thirty-seven million, seven hundred seventy-three thousand, five hundred thirty".