245570235456 has 448 divisors, whose sum is σ = 850276127232. Its totient is φ = 60699967488.

The previous prime is 245570235433. The next prime is 245570235461. The reversal of 245570235456 is 654532075542.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 76333560 + ... + 76336776.

It is an arithmetic number, because the mean of its divisors is an integer number (1897937784).

Almost surely, 2^245570235456 is an apocalyptic number.

245570235456 is a gapful number since it is divisible by the number (26) 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 245570235456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425138063616).

245570235456 is an abundant number, since it is smaller than the sum of its proper divisors (604705891776).

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

245570235456 is a wasteful number, since it uses less digits than its factorization.

245570235456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3526 (or 3516 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 48.

The spelling of 245570235456 in words is "two hundred forty-five billion, five hundred seventy million, two hundred thirty-five thousand, four hundred fifty-six".