145563670 has 16 divisors (see below), whose sum is σ = 299445408. Its totient is φ = 49907520.

The previous prime is 145563647. The next prime is 145563689. The reversal of 145563670 is 76365541.

It is a congruent number.

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, 1039671 + ... + 1039810.

It is an arithmetic number, because the mean of its divisors is an integer number (18715338).

Almost surely, 2^145563670 is an apocalyptic number.

145563670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145563670 is an abundant number, since it is smaller than the sum of its proper divisors (153881738).

145563670 is a wasteful number, since it uses less digits than its factorization.

145563670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079495.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 145563670 is about 12064.9769995637. The cubic root of 145563670 is about 526.0386633235.

The spelling of 145563670 in words is "one hundred forty-five million, five hundred sixty-three thousand, six hundred seventy".