126008561387 has 8 divisors (see below), whose sum is σ = 128706408000. Its totient is φ = 123311415424.

The previous prime is 126008561383. The next prime is 126008561401. The reversal of 126008561387 is 783165800621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126008561387 - 2² = 126008561383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126008561383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196739 + ... + 539187.

It is an arithmetic number, because the mean of its divisors is an integer number (16088301000).

Almost surely, 2^126008561387 is an apocalyptic number.

126008561387 is a deficient number, since it is larger than the sum of its proper divisors (2697846613).

126008561387 is an equidigital number, since it uses as much as digits as its factorization.

126008561387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350325.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 126008561387 in words is "one hundred twenty-six billion, eight million, five hundred sixty-one thousand, three hundred eighty-seven".