145604442734 has 8 divisors (see below), whose sum is σ = 218524029528. Its totient is φ = 72763099560.

The previous prime is 145604442727. The next prime is 145604442751. The reversal of 145604442734 is 437244406541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19556252 + ... + 19563695.

It is an arithmetic number, because the mean of its divisors is an integer number (27315503691).

Almost surely, 2^145604442734 is an apocalyptic number.

145604442734 is a deficient number, since it is larger than the sum of its proper divisors (72919586794).

145604442734 is a wasteful number, since it uses less digits than its factorization.

145604442734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39121810.

The product of its (nonzero) digits is 1290240, while the sum is 44.

The spelling of 145604442734 in words is "one hundred forty-five billion, six hundred four million, four hundred forty-two thousand, seven hundred thirty-four".