145904443292 has 24 divisors (see below), whose sum is σ = 260418487056. Its totient is φ = 71511424128.

The previous prime is 145904443231. The next prime is 145904443331. The reversal of 145904443292 is 292344409541.

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, 1485143 + ... + 1580334.

It is an arithmetic number, because the mean of its divisors is an integer number (10850770294).

Almost surely, 2^145904443292 is an apocalyptic number.

It is an amenable number.

145904443292 is a deficient number, since it is larger than the sum of its proper divisors (114514043764).

145904443292 is a wasteful number, since it uses less digits than its factorization.

145904443292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065717 (or 3065715 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 145904443292 in words is "one hundred forty-five billion, nine hundred four million, four hundred forty-three thousand, two hundred ninety-two".