145889336650 has 24 divisors (see below), whose sum is σ = 271364845824. Its totient is φ = 58353438000.

The previous prime is 145889336587. The next prime is 145889336687. The reversal of 145889336650 is 56633988541.

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, 1859109 + ... + 1935991.

It is an arithmetic number, because the mean of its divisors is an integer number (11306868576).

Almost surely, 2^145889336650 is an apocalyptic number.

145889336650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145889336650 is a deficient number, since it is larger than the sum of its proper divisors (125475509174).

145889336650 is a wasteful number, since it uses less digits than its factorization.

145889336650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114846 (or 114841 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 58.

The spelling of 145889336650 in words is "one hundred forty-five billion, eight hundred eighty-nine million, three hundred thirty-six thousand, six hundred fifty".