675624168450 has 384 divisors, whose sum is σ = 2324534077440. Its totient is φ = 140182099200.

The previous prime is 675624168419. The next prime is 675624168473. The reversal of 675624168450 is 54861426576.

675624168450 is a `hidden beast` number, since 6 + 7 + 5 + 6 + 24 + 168 + 450 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 76190917 + ... + 76199783.

It is an arithmetic number, because the mean of its divisors is an integer number (6053474160).

Almost surely, 2^675624168450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675624168450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1162267038720).

675624168450 is an abundant number, since it is smaller than the sum of its proper divisors (1648909908990).

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

675624168450 is a wasteful number, since it uses less digits than its factorization.

675624168450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9639 (or 9628 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 675624168450 in words is "six hundred seventy-five billion, six hundred twenty-four million, one hundred sixty-eight thousand, four hundred fifty".