340204521044500 has 192 divisors, whose sum is σ = 857923850714112. Its totient is φ = 115437403200000.

The previous prime is 340204521044477. The next prime is 340204521044501. The reversal of 340204521044500 is 5440125402043.

It is a super-2 number, since 2×340204521044500² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340204521044501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 832995345 + ... + 833403655.

It is an arithmetic number, because the mean of its divisors is an integer number (4468353389136).

Almost surely, 2^{340204521044500} 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 340204521044500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (428961925357056).

340204521044500 is an abundant number, since it is smaller than the sum of its proper divisors (517719329669612).

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

340204521044500 is a wasteful number, since it uses less digits than its factorization.

340204521044500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410795 (or 410783 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 340204521044500 its reverse (5440125402043), we get a palindrome (345644646446543).

The spelling of 340204521044500 in words is "three hundred forty trillion, two hundred four billion, five hundred twenty-one million, forty-four thousand, five hundred".