3505540400 has 60 divisors (see below), whose sum is σ = 8788260432. Its totient is φ = 1341246720.

The previous prime is 3505540399. The next prime is 3505540411. The reversal of 3505540400 is 40455053.

It is a self number, because there is not a number n which added to its sum of digits gives 3505540400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181319 + ... + 199718.

Almost surely, 2^3505540400 is an apocalyptic number.

It is an amenable number.

3505540400 is an abundant number, since it is smaller than the sum of its proper divisors (5282720032).

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

3505540400 is a wasteful number, since it uses less digits than its factorization.

3505540400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381078 (or 381067 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 3505540400 is about 59207.6042413472. The cubic root of 3505540400 is about 1519.0952025130.

Adding to 3505540400 its reverse (40455053), we get a palindrome (3545995453).

The spelling of 3505540400 in words is "three billion, five hundred five million, five hundred forty thousand, four hundred".