126000767431 has 16 divisors (see below), whose sum is σ = 157217760000. Its totient is φ = 98103732480.

The previous prime is 126000767419. The next prime is 126000767437. The reversal of 126000767431 is 134767000621.

It is a cyclic number.

It is not a de Polignac number, because 126000767431 - 2¹¹ = 126000765383 is a prime.

It is a super-2 number, since 2×126000767431² (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 (126000767437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558901 + ... + 751246.

It is an arithmetic number, because the mean of its divisors is an integer number (9826110000).

Almost surely, 2^126000767431 is an apocalyptic number.

126000767431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

126000767431 is a deficient number, since it is larger than the sum of its proper divisors (31216992569).

126000767431 is a wasteful number, since it uses less digits than its factorization.

126000767431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311414.

The product of its (nonzero) digits is 42336, while the sum is 37.

The spelling of 126000767431 in words is "one hundred twenty-six billion, seven hundred sixty-seven thousand, four hundred thirty-one".