126399159120 has 160 divisors (see below), whose sum is σ = 432271332864. Its totient is φ = 30354739200.

The previous prime is 126399159113. The next prime is 126399159121. The reversal of 126399159120 is 21951993621.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 126399159120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126399159121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 366136 + ... + 621975.

Almost surely, 2^126399159120 is an apocalyptic number.

126399159120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126399159120 is an abundant number, since it is smaller than the sum of its proper divisors (305872173744).

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

126399159120 is a wasteful number, since it uses less digits than its factorization.

126399159120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988181 (or 988175 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 48.

The spelling of 126399159120 in words is "one hundred twenty-six billion, three hundred ninety-nine million, one hundred fifty-nine thousand, one hundred twenty".