13846720461 has 16 divisors (see below), whose sum is σ = 21159548544. Its totient is φ = 7889992704.

The previous prime is 13846720453. The next prime is 13846720469. The reversal of 13846720461 is 16402764831.

It is an interprime number because it is at equal distance from previous prime (13846720453) and next prime (13846720469).

It is not a de Polignac number, because 13846720461 - 2³ = 13846720453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13846720469) 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 15 ways as a sum of consecutive naturals, for example, 926536 + ... + 941361.

It is an arithmetic number, because the mean of its divisors is an integer number (1322471784).

Almost surely, 2^13846720461 is an apocalyptic number.

It is an amenable number.

13846720461 is a deficient number, since it is larger than the sum of its proper divisors (7312828083).

13846720461 is a wasteful number, since it uses less digits than its factorization.

13846720461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868260.

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 13846720461 in words is "thirteen billion, eight hundred forty-six million, seven hundred twenty thousand, four hundred sixty-one".