245673155200 has 192 divisors, whose sum is σ = 662938596000. Its totient is φ = 89217331200.

The previous prime is 245673155191. The next prime is 245673155201. The reversal of 245673155200 is 2551376542.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (245673155201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29176591 + ... + 29185009.

Almost surely, 2^245673155200 is an apocalyptic number.

245673155200 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 245673155200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331469298000).

245673155200 is an abundant number, since it is smaller than the sum of its proper divisors (417265440800).

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

245673155200 is a wasteful number, since it uses less digits than its factorization.

245673155200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9283 (or 9266 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 245673155200 in words is "two hundred forty-five billion, six hundred seventy-three million, one hundred fifty-five thousand, two hundred".