240157600644 has 96 divisors (see below), whose sum is σ = 611571348864. Its totient is φ = 72905425920.

The previous prime is 240157600643. The next prime is 240157600649. The reversal of 240157600644 is 446006751042.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (240157600643) 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, 9841242 + ... + 9865614.

It is an arithmetic number, because the mean of its divisors is an integer number (6370534884).

Almost surely, 2^240157600644 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 240157600644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305785674432).

240157600644 is an abundant number, since it is smaller than the sum of its proper divisors (371413748220).

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

240157600644 is a wasteful number, since it uses less digits than its factorization.

240157600644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25237 (or 25235 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 240157600644 in words is "two hundred forty billion, one hundred fifty-seven million, six hundred thousand, six hundred forty-four".