3540121410 has 64 divisors (see below), whose sum is σ = 9715064832. Its totient is φ = 808752576.

The previous prime is 3540121391. The next prime is 3540121421. The reversal of 3540121410 is 141210453.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 606727 + ... + 612533.

It is an arithmetic number, because the mean of its divisors is an integer number (151797888).

Almost surely, 2^3540121410 is an apocalyptic number.

3540121410 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3540121410 is an abundant number, since it is smaller than the sum of its proper divisors (6174943422).

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

3540121410 is a wasteful number, since it uses less digits than its factorization.

3540121410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8727.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 3540121410 is about 59498.9194019522. The cubic root of 3540121410 is about 1524.0739926944.

Adding to 3540121410 its reverse (141210453), we get a palindrome (3681331863).

The spelling of 3540121410 in words is "three billion, five hundred forty million, one hundred twenty-one thousand, four hundred ten".