923380361657 has 48 divisors (see below), whose sum is σ = 1077434886528. Its totient is φ = 786122184960.

The previous prime is 923380361633. The next prime is 923380361663. The reversal of 923380361657 is 756163083329.

It is not a de Polignac number, because 923380361657 - 2¹² = 923380357561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 923380361599 and 923380361608.

It is not an unprimeable number, because it can be changed into a prime (923380361677) 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 47 ways as a sum of consecutive naturals, for example, 62752133 + ... + 62766845.

It is an arithmetic number, because the mean of its divisors is an integer number (22446560136).

Almost surely, 2^923380361657 is an apocalyptic number.

It is an amenable number.

923380361657 is a deficient number, since it is larger than the sum of its proper divisors (154054524871).

923380361657 is a wasteful number, since it uses less digits than its factorization.

923380361657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15118 (or 15099 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 923380361657 in words is "nine hundred twenty-three billion, three hundred eighty million, three hundred sixty-one thousand, six hundred fifty-seven".