145331066549068 has 48 divisors (see below), whose sum is σ = 258278247864000. Its totient is φ = 71544683386880.

The previous prime is 145331066549059. The next prime is 145331066549083. The reversal of 145331066549068 is 860945660133541.

It is a super-2 number, since 2×145331066549068² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145331066548997 and 145331066549015.

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, 107497758 + ... + 108841306.

It is an arithmetic number, because the mean of its divisors is an integer number (5380796830500).

Almost surely, 2^{145331066549068} is an apocalyptic number.

It is an amenable number.

145331066549068 is a deficient number, since it is larger than the sum of its proper divisors (112947181314932).

145331066549068 is a wasteful number, since it uses less digits than its factorization.

145331066549068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344930 (or 1344928 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 61.

The spelling of 145331066549068 in words is "one hundred forty-five trillion, three hundred thirty-one billion, sixty-six million, five hundred forty-nine thousand, sixty-eight".