145726697230 has 64 divisors (see below), whose sum is σ = 277160083200. Its totient is φ = 55013955840.

The previous prime is 145726697219. The next prime is 145726697273. The reversal of 145726697230 is 32796627541.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69758026 + ... + 69760114.

It is an arithmetic number, because the mean of its divisors is an integer number (4330626300).

Almost surely, 2^145726697230 is an apocalyptic number.

145726697230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145726697230 is a deficient number, since it is larger than the sum of its proper divisors (131433385970).

145726697230 is a wasteful number, since it uses less digits than its factorization.

145726697230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 145726697230 in words is "one hundred forty-five billion, seven hundred twenty-six million, six hundred ninety-seven thousand, two hundred thirty".