145542601012556 has 24 divisors (see below), whose sum is σ = 277873565788224. Its totient is φ = 66151082659280.

The previous prime is 145542601012519. The next prime is 145542601012577. The reversal of 145542601012556 is 655210106245541.

It is a super-3 number, since 3×145542601012556³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145542601012556.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115493030 + ... + 116746413.

It is an arithmetic number, because the mean of its divisors is an integer number (11578065241176).

Almost surely, 2^{145542601012556} is an apocalyptic number.

It is an amenable number.

145542601012556 is a deficient number, since it is larger than the sum of its proper divisors (132330964775668).

145542601012556 is a wasteful number, since it uses less digits than its factorization.

145542601012556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232253701 (or 232253699 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 47.

The spelling of 145542601012556 in words is "one hundred forty-five trillion, five hundred forty-two billion, six hundred one million, twelve thousand, five hundred fifty-six".