6535161400 has 24 divisors (see below), whose sum is σ = 15194250720. Its totient is φ = 2614064480.

The previous prime is 6535161383. The next prime is 6535161427. The reversal of 6535161400 is 41615356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16337704 + ... + 16338103.

It is an arithmetic number, because the mean of its divisors is an integer number (633093780).

Almost surely, 2^6535161400 is an apocalyptic number.

It is an amenable number.

6535161400 is an abundant number, since it is smaller than the sum of its proper divisors (8659089320).

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

6535161400 is a wasteful number, since it uses less digits than its factorization.

6535161400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32675823 (or 32675814 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 6535161400 is about 80840.3451254384. The cubic root of 6535161400 is about 1869.6146650908.

Adding to 6535161400 its reverse (41615356), we get a palindrome (6576776756).

The spelling of 6535161400 in words is "six billion, five hundred thirty-five million, one hundred sixty-one thousand, four hundred".