1025534552550 has 48 divisors (see below), whose sum is σ = 2556236046672. Its totient is φ = 272087670400.

The previous prime is 1025534552527. The next prime is 1025534552563. The reversal of 1025534552550 is 552554355201.

It is a super-2 number, since 2×1025534552550² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17322981 + ... + 17382080.

It is an arithmetic number, because the mean of its divisors is an integer number (53254917639).

Almost surely, 2^{1025534552550} is an apocalyptic number.

1025534552550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1025534552550 is an abundant number, since it is smaller than the sum of its proper divisors (1530701494122).

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

1025534552550 is a wasteful number, since it uses less digits than its factorization.

1025534552550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34705273 (or 34705268 counting only the distinct ones).

The product of its (nonzero) digits is 750000, while the sum is 42.

The spelling of 1025534552550 in words is "one trillion, twenty-five billion, five hundred thirty-four million, five hundred fifty-two thousand, five hundred fifty".