1025573606400 has 2376 divisors, whose sum is σ = 4477270061376. Its totient is φ = 205887897600.

The previous prime is 1025573606371. The next prime is 1025573606401. The reversal of 1025573606400 is 46063755201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025573606401) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 25013990380 + ... + 25013990420.

Almost surely, 2^{1025573606400} is an apocalyptic number.

1025573606400 is a gapful number since it is divisible by the number (10) 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 1025573606400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2238635030688).

1025573606400 is an abundant number, since it is smaller than the sum of its proper divisors (3451696454976).

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

1025573606400 is a wasteful number, since it uses less digits than its factorization.

1025573606400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 1025573606400 in words is "one trillion, twenty-five billion, five hundred seventy-three million, six hundred six thousand, four hundred".