126321119990 has 16 divisors (see below), whose sum is σ = 244868632848. Its totient is φ = 46641644256.

The previous prime is 126321119987. The next prime is 126321119993. The reversal of 126321119990 is 99911123621.

It is an interprime number because it is at equal distance from previous prime (126321119987) and next prime (126321119993).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126321119993) 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, 485850332 + ... + 485850591.

It is an arithmetic number, because the mean of its divisors is an integer number (15304289553).

Almost surely, 2^126321119990 is an apocalyptic number.

126321119990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126321119990 is a deficient number, since it is larger than the sum of its proper divisors (118547512858).

126321119990 is a wasteful number, since it uses less digits than its factorization.

126321119990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971700943.

The product of its (nonzero) digits is 52488, while the sum is 44.

The spelling of 126321119990 in words is "one hundred twenty-six billion, three hundred twenty-one million, one hundred nineteen thousand, nine hundred ninety".