145702323418 has 16 divisors (see below), whose sum is σ = 223654163040. Its totient is φ = 71151209136.

The previous prime is 145702323413. The next prime is 145702323457. The reversal of 145702323418 is 814323207541.

It is not an unprimeable number, because it can be changed into a prime (145702323413) 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, 1124421 + ... + 1247287.

It is an arithmetic number, because the mean of its divisors is an integer number (13978385190).

Almost surely, 2^145702323418 is an apocalyptic number.

145702323418 is a deficient number, since it is larger than the sum of its proper divisors (77951839622).

145702323418 is a wasteful number, since it uses less digits than its factorization.

145702323418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136701.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 145702323418 in words is "one hundred forty-five billion, seven hundred two million, three hundred twenty-three thousand, four hundred eighteen".