368699126436 has 81 divisors (see below), whose sum is σ = 990203581731. Its totient is φ = 115650883584.

The previous prime is 368699126431. The next prime is 368699126557. The reversal of 368699126436 is 634621996863.

It is a happy number.

The square root of 368699126436 is 607206.

It is a perfect power (a square), and thus also a powerful number.

368699126436 is a `hidden beast` number, since 36 + 8 + 69 + 91 + 26 + 436 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 55457424036 + 313241702400 = 235494^2 + 559680^2 .

It is not an unprimeable number, because it can be changed into a prime (368699126431) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 61932036 + ... + 61937988.

Almost surely, 2^368699126436 is an apocalyptic number.

368699126436 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

368699126436 is the 607206-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 368699126436

368699126436 is an abundant number, since it is smaller than the sum of its proper divisors (621504455295).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

368699126436 is an equidigital number, since it uses as much as digits as its factorization.

368699126436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11950 (or 5975 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 63.

The spelling of 368699126436 in words is "three hundred sixty-eight billion, six hundred ninety-nine million, one hundred twenty-six thousand, four hundred thirty-six".