354043456444551 has 16 divisors (see below), whose sum is σ = 474403976202240. Its totient is φ = 234856976962080.

The previous prime is 354043456444541. The next prime is 354043456444669. The reversal of 354043456444551 is 155444654340453.

It is not a de Polignac number, because 354043456444551 - 2¹⁵ = 354043456411783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 354043456444491 and 354043456444500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354043456444541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126506835 + ... + 129275156.

It is an arithmetic number, because the mean of its divisors is an integer number (29650248512640).

Almost surely, 2^{354043456444551} is an apocalyptic number.

354043456444551 is a deficient number, since it is larger than the sum of its proper divisors (120360519757689).

354043456444551 is a wasteful number, since it uses less digits than its factorization.

354043456444551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255784286.

The product of its (nonzero) digits is 138240000, while the sum is 57.

The spelling of 354043456444551 in words is "three hundred fifty-four trillion, forty-three billion, four hundred fifty-six million, four hundred forty-four thousand, five hundred fifty-one".