45088189650 has 768 divisors, whose sum is σ = 157824184320. Its totient is φ = 9231667200.

The previous prime is 45088189631. The next prime is 45088189651. The reversal of 45088189650 is 5698188054.

It is a happy number.

45088189650 is a `hidden beast` number, since 4 + 508 + 8 + 1 + 89 + 6 + 50 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (45088189651) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 421384897 + ... + 421385003.

It is an arithmetic number, because the mean of its divisors is an integer number (205500240).

Almost surely, 2^45088189650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45088189650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78912092160).

45088189650 is an abundant number, since it is smaller than the sum of its proper divisors (112735994670).

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

45088189650 is a wasteful number, since it uses less digits than its factorization.

45088189650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 54.

The spelling of 45088189650 in words is "forty-five billion, eighty-eight million, one hundred eighty-nine thousand, six hundred fifty".