552437615405 has 32 divisors (see below), whose sum is σ = 738669425760. Its totient is φ = 393816084480.

The previous prime is 552437615377. The next prime is 552437615407. The reversal of 552437615405 is 504516734255.

It can be written as a sum of positive squares in 16 ways, for example, as 195027341161 + 357410274244 = 441619^2 + 597838^2 .

It is not a de Polignac number, because 552437615405 - 2¹⁸ = 552437353261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 552437615405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552437615407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11967449 + ... + 12013521.

It is an arithmetic number, because the mean of its divisors is an integer number (23083419555).

Almost surely, 2^552437615405 is an apocalyptic number.

It is an amenable number.

552437615405 is a deficient number, since it is larger than the sum of its proper divisors (186231810355).

552437615405 is a wasteful number, since it uses less digits than its factorization.

552437615405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52481.

The product of its (nonzero) digits is 2520000, while the sum is 47.

The spelling of 552437615405 in words is "five hundred fifty-two billion, four hundred thirty-seven million, six hundred fifteen thousand, four hundred five".