245325422133540 has 288 divisors, whose sum is σ = 873547413822720. Its totient is φ = 54552580420608.

The previous prime is 245325422133529. The next prime is 245325422133551. The reversal of 245325422133540 is 45331224523542.

It is a happy number.

245325422133540 is a `hidden beast` number, since 2 + 4 + 5 + 3 + 2 + 54 + 2 + 21 + 33 + 540 = 666.

It is an interprime number because it is at equal distance from previous prime (245325422133529) and next prime (245325422133551).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 410843434 + ... + 411440126.

It is an arithmetic number, because the mean of its divisors is an integer number (3033150742440).

Almost surely, 2^{245325422133540} is an apocalyptic number.

245325422133540 is a gapful number since it is divisible by the number (20) 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 245325422133540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (436773706911360).

245325422133540 is an abundant number, since it is smaller than the sum of its proper divisors (628221991689180).

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

245325422133540 is a wasteful number, since it uses less digits than its factorization.

245325422133540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605571 (or 605566 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

The spelling of 245325422133540 in words is "two hundred forty-five trillion, three hundred twenty-five billion, four hundred twenty-two million, one hundred thirty-three thousand, five hundred forty".