145080656 has 80 divisors (see below), whose sum is σ = 342835200. Its totient is φ = 58091904.

The previous prime is 145080653. The next prime is 145080659. The reversal of 145080656 is 656080541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (145080653) and next prime (145080659).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145080653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167681 + ... + 168543.

It is an arithmetic number, because the mean of its divisors is an integer number (4285440).

Almost surely, 2^145080656 is an apocalyptic number.

145080656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145080656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171417600).

145080656 is an abundant number, since it is smaller than the sum of its proper divisors (197754544).

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

145080656 is a wasteful number, since it uses less digits than its factorization.

145080656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 145080656 is about 12044.9431713064. The cubic root of 145080656 is about 525.4561791667.

The spelling of 145080656 in words is "one hundred forty-five million, eighty thousand, six hundred fifty-six".