36913243443128 has 128 divisors (see below), whose sum is σ = 78839335411200. Its totient is φ = 16080690585600.

The previous prime is 36913243443091. The next prime is 36913243443133. The reversal of 36913243443128 is 82134434231963.

It is a Cunningham number, because it is equal to 6075627²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 36913243443128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 498164450 + ... + 498238542.

It is an arithmetic number, because the mean of its divisors is an integer number (615932307900).

Almost surely, 2^{36913243443128} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36913243443128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39419667705600).

36913243443128 is an abundant number, since it is smaller than the sum of its proper divisors (41926091968072).

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

36913243443128 is a wasteful number, since it uses less digits than its factorization.

36913243443128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77953 (or 77949 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 53.

The spelling of 36913243443128 in words is "thirty-six trillion, nine hundred thirteen billion, two hundred forty-three million, four hundred forty-three thousand, one hundred twenty-eight".