145004034552550 has 48 divisors (see below), whose sum is σ = 274316773852800. Its totient is φ = 57018399298560.

The previous prime is 145004034552497. The next prime is 145004034552557. The reversal of 145004034552550 is 55255430400541.

145004034552550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145004034552550² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145004034552497 and 145004034552506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145004034552557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99605334 + ... + 101050633.

It is an arithmetic number, because the mean of its divisors is an integer number (5714932788600).

Almost surely, 2^{145004034552550} is an apocalyptic number.

145004034552550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145004034552550 is a deficient number, since it is larger than the sum of its proper divisors (129312739300250).

145004034552550 is a wasteful number, since it uses less digits than its factorization.

145004034552550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200656225 (or 200656220 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 145004034552550 in words is "one hundred forty-five trillion, four billion, thirty-four million, five hundred fifty-two thousand, five hundred fifty".