145578782350 has 24 divisors (see below), whose sum is σ = 270789498720. Its totient is φ = 58228725120.

The previous prime is 145578782341. The next prime is 145578782389. The reversal of 145578782350 is 53287875541.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 145578782291 and 145578782300.

It is a congruent number.

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, 1222246 + ... + 1336054.

It is an arithmetic number, because the mean of its divisors is an integer number (11282895780).

Almost surely, 2^145578782350 is an apocalyptic number.

145578782350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145578782350 is a deficient number, since it is larger than the sum of its proper divisors (125210716370).

145578782350 is a wasteful number, since it uses less digits than its factorization.

145578782350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139404 (or 139399 counting only the distinct ones).

The product of its (nonzero) digits is 9408000, while the sum is 55.

The spelling of 145578782350 in words is "one hundred forty-five billion, five hundred seventy-eight million, seven hundred eighty-two thousand, three hundred fifty".