102743275144 has 16 divisors (see below), whose sum is σ = 192648473820. Its totient is φ = 51370348800.

The previous prime is 102743275123. The next prime is 102743275177. The reversal of 102743275144 is 441572347201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 89603238244 + 13140036900 = 299338^2 + 114630^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102743275097 and 102743275106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235012 + ... + 510604.

Almost surely, 2^102743275144 is an apocalyptic number.

It is an amenable number.

102743275144 is a deficient number, since it is larger than the sum of its proper divisors (89905198676).

102743275144 is a wasteful number, since it uses less digits than its factorization.

102743275144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322200 (or 322196 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 40.

The spelling of 102743275144 in words is "one hundred two billion, seven hundred forty-three million, two hundred seventy-five thousand, one hundred forty-four".