126946824436 has 6 divisors (see below), whose sum is σ = 222156942770. Its totient is φ = 63473412216.

The previous prime is 126946824419. The next prime is 126946824449. The reversal of 126946824436 is 634428649621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 125273523600 + 1673300836 = 353940^2 + 40906^2 .

It is a super-2 number, since 2×126946824436² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15868353051 + ... + 15868353058.

Almost surely, 2^126946824436 is an apocalyptic number.

It is an amenable number.

126946824436 is a deficient number, since it is larger than the sum of its proper divisors (95210118334).

126946824436 is a wasteful number, since it uses less digits than its factorization.

126946824436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31736706113 (or 31736706111 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 55.

The spelling of 126946824436 in words is "one hundred twenty-six billion, nine hundred forty-six million, eight hundred twenty-four thousand, four hundred thirty-six".