145115550233250 has 64 divisors (see below), whose sum is σ = 383514790673664. Its totient is φ = 36421157702400.

The previous prime is 145115550233239. The next prime is 145115550233263. The reversal of 145115550233250 is 52332055511541.

145115550233250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5690793142 + ... + 5690818641.

It is an arithmetic number, because the mean of its divisors is an integer number (5992418604276).

Almost surely, 2^{145115550233250} is an apocalyptic number.

145115550233250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145115550233250 is an abundant number, since it is smaller than the sum of its proper divisors (238399240440414).

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

145115550233250 is a wasteful number, since it uses less digits than its factorization.

145115550233250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11381611820 (or 11381611810 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 145115550233250 in words is "one hundred forty-five trillion, one hundred fifteen billion, five hundred fifty million, two hundred thirty-three thousand, two hundred fifty".