126661167360 has 432 divisors, whose sum is σ = 539369935104. Its totient is φ = 26723893248.

The previous prime is 126661167359. The next prime is 126661167403. The reversal of 126661167360 is 63761166621.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 987909 + ... + 1108731.

Almost surely, 2^126661167360 is an apocalyptic number.

126661167360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126661167360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269684967552).

126661167360 is an abundant number, since it is smaller than the sum of its proper divisors (412708767744).

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

126661167360 is a wasteful number, since it uses less digits than its factorization.

126661167360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120870 (or 120853 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 126661167360 in words is "one hundred twenty-six billion, six hundred sixty-one million, one hundred sixty-seven thousand, three hundred sixty".