4612781531485 has 8 divisors (see below), whose sum is σ = 5535358988256. Its totient is φ = 3690211124880.

The previous prime is 4612781531459. The next prime is 4612781531489. The reversal of 4612781531485 is 5841351872164.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4612781531485 - 2⁷ = 4612781531357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4612781531489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196651 + ... + 3043720.

It is an arithmetic number, because the mean of its divisors is an integer number (691919873532).

Almost surely, 2^{4612781531485} is an apocalyptic number.

It is an amenable number.

4612781531485 is a deficient number, since it is larger than the sum of its proper divisors (922577456771).

4612781531485 is a wasteful number, since it uses less digits than its factorization.

4612781531485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3525083.

The product of its digits is 6451200, while the sum is 55.

The spelling of 4612781531485 in words is "four trillion, six hundred twelve billion, seven hundred eighty-one million, five hundred thirty-one thousand, four hundred eighty-five".