23031366923040 has 384 divisors, whose sum is σ = 84178844725248. Its totient is φ = 5183989493760.

The previous prime is 23031366923029. The next prime is 23031366923099. The reversal of 23031366923040 is 4032966313032.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 23031366922983 and 23031366923001.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 736351882 + ... + 736383158.

It is an arithmetic number, because the mean of its divisors is an integer number (219215741472).

Almost surely, 2^{23031366923040} is an apocalyptic number.

23031366923040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23031366923040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42089422362624).

23031366923040 is an abundant number, since it is smaller than the sum of its proper divisors (61147477802208).

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

23031366923040 is a wasteful number, since it uses less digits than its factorization.

23031366923040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34640 (or 34632 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 42.

The spelling of 23031366923040 in words is "twenty-three trillion, thirty-one billion, three hundred sixty-six million, nine hundred twenty-three thousand, forty".