655151506050 has 96 divisors (see below), whose sum is σ = 1683716949504. Its totient is φ = 168413184000.

The previous prime is 655151506049. The next prime is 655151506117. The reversal of 655151506050 is 50605151556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 920940 + ... + 1469160.

It is an arithmetic number, because the mean of its divisors is an integer number (17538718224).

Almost surely, 2^655151506050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655151506050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (841858474752).

655151506050 is an abundant number, since it is smaller than the sum of its proper divisors (1028565443454).

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

655151506050 is a wasteful number, since it uses less digits than its factorization.

655151506050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548524 (or 548519 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 655151506050 in words is "six hundred fifty-five billion, one hundred fifty-one million, five hundred six thousand, fifty".