145600550 has 48 divisors (see below), whose sum is σ = 280203792. Its totient is φ = 56246400.

The previous prime is 145600549. The next prime is 145600577. The reversal of 145600550 is 55006541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 390164 + ... + 390536.

It is an arithmetic number, because the mean of its divisors is an integer number (5837579).

Almost surely, 2^145600550 is an apocalyptic number.

145600550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145600550 is a deficient number, since it is larger than the sum of its proper divisors (134603242).

145600550 is a wasteful number, since it uses less digits than its factorization.

145600550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 145600550 is about 12066.5052935802. The cubic root of 145600550 is about 526.0830852769.

The spelling of 145600550 in words is "one hundred forty-five million, six hundred thousand, five hundred fifty".