906669464749 has 16 divisors (see below), whose sum is σ = 926449228800. Its totient is φ = 886991728896.

The previous prime is 906669464683. The next prime is 906669464807. The reversal of 906669464749 is 947464966609.

It is a cyclic number.

It is not a de Polignac number, because 906669464749 - 2²¹ = 906667367597 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 (906669464549) 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, 33065557 + ... + 33092965.

It is an arithmetic number, because the mean of its divisors is an integer number (57903076800).

Almost surely, 2^906669464749 is an apocalyptic number.

It is an amenable number.

906669464749 is a deficient number, since it is larger than the sum of its proper divisors (19779764051).

906669464749 is a wasteful number, since it uses less digits than its factorization.

906669464749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29244.

The product of its (nonzero) digits is 423263232, while the sum is 70.

The spelling of 906669464749 in words is "nine hundred six billion, six hundred sixty-nine million, four hundred sixty-four thousand, seven hundred forty-nine".