15466607420941 has 4 divisors (see below), whose sum is σ = 15466615733884. Its totient is φ = 15466599108000.

The previous prime is 15466607420923. The next prime is 15466607420951. The reversal of 15466607420941 is 14902470666451.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4224977475625 + 11241629945316 = 2055475^2 + 3352854^2 .

It is a cyclic number.

It is not a de Polignac number, because 15466607420941 - 2¹³ = 15466607412749 is a prime.

It is a super-2 number, since 2×15466607420941² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15466607420951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60391 + ... + 5562091.

It is an arithmetic number, because the mean of its divisors is an integer number (3866653933471).

Almost surely, 2^{15466607420941} is an apocalyptic number.

15466607420941 is the 2270581-st hex number.

It is an amenable number.

15466607420941 is a deficient number, since it is larger than the sum of its proper divisors (8312943).

15466607420941 is an equidigital number, since it uses as much as digits as its factorization.

15466607420941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312942.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 15466607420941 in words is "fifteen trillion, four hundred sixty-six billion, six hundred seven million, four hundred twenty thousand, nine hundred forty-one".