356454123420 has 96 divisors (see below), whose sum is σ = 1014796673856. Its totient is φ = 93462681600.

The previous prime is 356454123373. The next prime is 356454123469. The reversal of 356454123420 is 24321454653.

356454123420 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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, 11187352 + ... + 11219168.

It is an arithmetic number, because the mean of its divisors is an integer number (10570798686).

Almost surely, 2^356454123420 is an apocalyptic number.

356454123420 is a gapful number since it is divisible by the number (30) 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 356454123420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507398336928).

356454123420 is an abundant number, since it is smaller than the sum of its proper divisors (658342550436).

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

356454123420 is a wasteful number, since it uses less digits than its factorization.

356454123420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34951 (or 34949 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 356454123420 in words is "three hundred fifty-six billion, four hundred fifty-four million, one hundred twenty-three thousand, four hundred twenty".