297906232887813 has 32 divisors (see below), whose sum is σ = 436638199421952. Its totient is φ = 179165958483200.

The previous prime is 297906232887799. The next prime is 297906232887827. The reversal of 297906232887813 is 318788232609792.

It is an interprime number because it is at equal distance from previous prime (297906232887799) and next prime (297906232887827).

It is a cyclic number.

It is not a de Polignac number, because 297906232887813 - 2¹³ = 297906232879621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (297906232887883) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155814781 + ... + 157715117.

It is an arithmetic number, because the mean of its divisors is an integer number (13644943731936).

Almost surely, 2^{297906232887813} is an apocalyptic number.

It is an amenable number.

297906232887813 is a deficient number, since it is larger than the sum of its proper divisors (138731966534139).

297906232887813 is a wasteful number, since it uses less digits than its factorization.

297906232887813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936745.

The product of its (nonzero) digits is 877879296, while the sum is 75.

The spelling of 297906232887813 in words is "two hundred ninety-seven trillion, nine hundred six billion, two hundred thirty-two million, eight hundred eighty-seven thousand, eight hundred thirteen".