145555704 has 80 divisors (see below), whose sum is σ = 465946800. Its totient is φ = 41586048.

The previous prime is 145555693. The next prime is 145555721. The reversal of 145555704 is 407555541.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11509 + ... + 20580.

It is an arithmetic number, because the mean of its divisors is an integer number (5824335).

Almost surely, 2^145555704 is an apocalyptic number.

145555704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

145555704 is an abundant number, since it is smaller than the sum of its proper divisors (320391096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145555704 is a wasteful number, since it uses less digits than its factorization.

145555704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32114 (or 32101 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 36.

The square root of 145555704 is about 12064.6468659468. The cubic root of 145555704 is about 526.0290672926.

The spelling of 145555704 in words is "one hundred forty-five million, five hundred fifty-five thousand, seven hundred four".