145136623002 has 96 divisors (see below), whose sum is σ = 349630758720. Its totient is φ = 40000746240.

The previous prime is 145136622991. The next prime is 145136623091. The reversal of 145136623002 is 200326631541.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9976678 + ... + 9991214.

It is an arithmetic number, because the mean of its divisors is an integer number (3641987070).

Almost surely, 2^145136623002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145136623002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174815379360).

145136623002 is an abundant number, since it is smaller than the sum of its proper divisors (204494135718).

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

145136623002 is a wasteful number, since it uses less digits than its factorization.

145136623002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15756 (or 15749 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 145136623002 in words is "one hundred forty-five billion, one hundred thirty-six million, six hundred twenty-three thousand, two".