145617610 has 16 divisors (see below), whose sum is σ = 262290816. Its totient is φ = 58207248.

The previous prime is 145617601. The next prime is 145617611. The reversal of 145617610 is 16716541.

It is a super-2 number, since 2×145617610² = 42408976684224200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145617611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13747 + ... + 21913.

It is an arithmetic number, because the mean of its divisors is an integer number (16393176).

Almost surely, 2^145617610 is an apocalyptic number.

145617610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145617610 is a deficient number, since it is larger than the sum of its proper divisors (116673206).

145617610 is a wasteful number, since it uses less digits than its factorization.

145617610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9957.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 145617610 is about 12067.2121884054. The cubic root of 145617610 is about 526.1036315064.

The spelling of 145617610 in words is "one hundred forty-five million, six hundred seventeen thousand, six hundred ten".