162730466507623 has 8 divisors (see below), whose sum is σ = 189773138784800. Its totient is φ = 139483257006240.

The previous prime is 162730466507621. The next prime is 162730466507659. The reversal of 162730466507623 is 326705664037261.

It is a happy number.

It is not a de Polignac number, because 162730466507623 - 2¹ = 162730466507621 is a prime.

It is a super-2 number, since 2×162730466507623² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162730466507621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237216423138 + ... + 237216423823.

It is an arithmetic number, because the mean of its divisors is an integer number (23721642348100).

Almost surely, 2^{162730466507623} is an apocalyptic number.

162730466507623 is a deficient number, since it is larger than the sum of its proper divisors (27042672277177).

162730466507623 is an frugal number, since it uses more digits than its factorization.

162730466507623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474432846982 (or 474432846968 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 58.

The spelling of 162730466507623 in words is "one hundred sixty-two trillion, seven hundred thirty billion, four hundred sixty-six million, five hundred seven thousand, six hundred twenty-three".