126023161620 has 96 divisors (see below), whose sum is σ = 375610435200. Its totient is φ = 31479681024.

The previous prime is 126023161613. The next prime is 126023161673. The reversal of 126023161620 is 26161320621.

126023161620 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519589 + ... + 722508.

It is an arithmetic number, because the mean of its divisors is an integer number (3912608700).

Almost surely, 2^126023161620 is an apocalyptic number.

126023161620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126023161620 is an abundant number, since it is smaller than the sum of its proper divisors (249587273580).

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

126023161620 is a wasteful number, since it uses less digits than its factorization.

126023161620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242217 (or 1242215 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 126023161620 in words is "one hundred twenty-six billion, twenty-three million, one hundred sixty-one thousand, six hundred twenty".