2354785642488 has 128 divisors (see below), whose sum is σ = 6192167731200. Its totient is φ = 744806004096.

The previous prime is 2354785642439. The next prime is 2354785642523. The reversal of 2354785642488 is 8842465874532.

It is a happy number.

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, 34663131 + ... + 34730997.

It is an arithmetic number, because the mean of its divisors is an integer number (48376310400).

Almost surely, 2^{2354785642488} 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 2354785642488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3096083865600).

2354785642488 is an abundant number, since it is smaller than the sum of its proper divisors (3837382088712).

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

2354785642488 is a wasteful number, since it uses less digits than its factorization.

2354785642488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68401 (or 68397 counting only the distinct ones).

The product of its digits is 412876800, while the sum is 66.

The spelling of 2354785642488 in words is "two trillion, three hundred fifty-four billion, seven hundred eighty-five million, six hundred forty-two thousand, four hundred eighty-eight".