4359780721926 has 144 divisors (see below), whose sum is σ = 11476190834784. Its totient is φ = 1190453096448.

The previous prime is 4359780721853. The next prime is 4359780721991. The reversal of 4359780721926 is 6291270879534.

4359780721926 is a `hidden beast` number, since 4 + 3 + 597 + 8 + 0 + 7 + 2 + 19 + 26 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 23296560 + ... + 23482956.

It is an arithmetic number, because the mean of its divisors is an integer number (79695769686).

It is a 1-persistent number, because it is pandigital, but 2⋅4359780721926 = 8719561443852 is not.

Almost surely, 2^{4359780721926} is an apocalyptic number.

4359780721926 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4359780721926, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5738095417392).

4359780721926 is an abundant number, since it is smaller than the sum of its proper divisors (7116410112858).

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

4359780721926 is a wasteful number, since it uses less digits than its factorization.

4359780721926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187595 (or 187585 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 4359780721926 in words is "four trillion, three hundred fifty-nine billion, seven hundred eighty million, seven hundred twenty-one thousand, nine hundred twenty-six".