163740696104 has 8 divisors (see below), whose sum is σ = 307013805210. Its totient is φ = 81870348048.

The previous prime is 163740696083. The next prime is 163740696107. The reversal of 163740696104 is 401696047361.

It can be written as a sum of positive squares in only one way, i.e., 149219964100 + 14520732004 = 386290^2 + 120502^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×163740696104² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (163740696107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10233793499 + ... + 10233793514.

Almost surely, 2^163740696104 is an apocalyptic number.

It is an amenable number.

163740696104 is a deficient number, since it is larger than the sum of its proper divisors (143273109106).

163740696104 is a wasteful number, since it uses less digits than its factorization.

163740696104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20467587019 (or 20467587015 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 163740696104 in words is "one hundred sixty-three billion, seven hundred forty million, six hundred ninety-six thousand, one hundred four".