145302050516556 has 96 divisors (see below), whose sum is σ = 344491175508480. Its totient is φ = 47658174488064.

The previous prime is 145302050516551. The next prime is 145302050516591. The reversal of 145302050516556 is 655615050203541.

It is a super-2 number, since 2×145302050516556² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145302050516551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2076925105 + ... + 2076995063.

It is an arithmetic number, because the mean of its divisors is an integer number (3588449744880).

Almost surely, 2^{145302050516556} is an apocalyptic number.

It is an amenable number.

145302050516556 is an abundant number, since it is smaller than the sum of its proper divisors (199189124991924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145302050516556 is a wasteful number, since it uses less digits than its factorization.

145302050516556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75583 (or 75581 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 48.

The spelling of 145302050516556 in words is "one hundred forty-five trillion, three hundred two billion, fifty million, five hundred sixteen thousand, five hundred fifty-six".