145117263268 has 48 divisors (see below), whose sum is σ = 278916644160. Its totient is φ = 65788498944.

The previous prime is 145117263259. The next prime is 145117263283. The reversal of 145117263268 is 862362711541.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126478 + ... + 553381.

It is an arithmetic number, because the mean of its divisors is an integer number (5810763420).

Almost surely, 2^145117263268 is an apocalyptic number.

It is an amenable number.

145117263268 is a deficient number, since it is larger than the sum of its proper divisors (133799380892).

145117263268 is a wasteful number, since it uses less digits than its factorization.

145117263268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679996 (or 679994 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The spelling of 145117263268 in words is "one hundred forty-five billion, one hundred seventeen million, two hundred sixty-three thousand, two hundred sixty-eight".