343601426553 has 32 divisors (see below), whose sum is σ = 573289377792. Its totient is φ = 177835564800.

The previous prime is 343601426549. The next prime is 343601426569. The reversal of 343601426553 is 355624106343.

It is not a de Polignac number, because 343601426553 - 2² = 343601426549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343601426513) 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, 2681776 + ... + 2806977.

It is an arithmetic number, because the mean of its divisors is an integer number (17915293056).

Almost surely, 2^343601426553 is an apocalyptic number.

343601426553 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

343601426553 is a deficient number, since it is larger than the sum of its proper divisors (229687951239).

343601426553 is a wasteful number, since it uses less digits than its factorization.

343601426553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5489045.

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 343601426553 in words is "three hundred forty-three billion, six hundred one million, four hundred twenty-six thousand, five hundred fifty-three".