245460122064 has 80 divisors (see below), whose sum is σ = 705556081600. Its totient is φ = 81704536704.

The previous prime is 245460122041. The next prime is 245460122071. The reversal of 245460122064 is 460221064542.

245460122064 is a `hidden beast` number, since 2 + 45 + 4 + 601 + 2 + 2 + 0 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94414 + ... + 706989.

It is an arithmetic number, because the mean of its divisors is an integer number (8819451020).

Almost surely, 2^245460122064 is an apocalyptic number.

245460122064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245460122064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352778040800).

245460122064 is an abundant number, since it is smaller than the sum of its proper divisors (460095959536).

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

245460122064 is a wasteful number, since it uses less digits than its factorization.

245460122064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802129 (or 802117 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 245460122064 in words is "two hundred forty-five billion, four hundred sixty million, one hundred twenty-two thousand, sixty-four".