126031785327 has 90 divisors (see below), whose sum is σ = 228827600232. Its totient is φ = 67704512256.

The previous prime is 126031785323. The next prime is 126031785377. The reversal of 126031785327 is 723587130621.

126031785327 is a `hidden beast` number, since 1 + 2 + 6 + 0 + 317 + 8 + 5 + 327 = 666.

It is not a de Polignac number, because 126031785327 - 2² = 126031785323 is a prime.

It is a super-2 number, since 2×126031785327² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126031785323) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 143707413 + ... + 143708289.

Almost surely, 2^126031785327 is an apocalyptic number.

126031785327 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

126031785327 is a deficient number, since it is larger than the sum of its proper divisors (102795814905).

126031785327 is an frugal number, since it uses more digits than its factorization.

126031785327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807 (or 904 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 126031785327 in words is "one hundred twenty-six billion, thirty-one million, seven hundred eighty-five thousand, three hundred twenty-seven".