145471753658 has 24 divisors (see below), whose sum is σ = 274112067936. Its totient is φ = 56677305960.

The previous prime is 145471753589. The next prime is 145471753663. The reversal of 145471753658 is 856357174541.

145471753658 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×145471753658³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42935660 + ... + 42939047.

It is an arithmetic number, because the mean of its divisors is an integer number (11421336164).

Almost surely, 2^145471753658 is an apocalyptic number.

145471753658 is a deficient number, since it is larger than the sum of its proper divisors (128640314278).

145471753658 is a wasteful number, since it uses less digits than its factorization.

145471753658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85874738 (or 85874727 counting only the distinct ones).

The product of its digits is 14112000, while the sum is 56.

The spelling of 145471753658 in words is "one hundred forty-five billion, four hundred seventy-one million, seven hundred fifty-three thousand, six hundred fifty-eight".