3125342211540 has 384 divisors, whose sum is σ = 9471661129728. Its totient is φ = 767953612800.

The previous prime is 3125342211527. The next prime is 3125342211557. The reversal of 3125342211540 is 451122435213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3523496977 + ... + 3523497863.

It is an arithmetic number, because the mean of its divisors is an integer number (24665784192).

Almost surely, 2^{3125342211540} is an apocalyptic number.

3125342211540 is a gapful number since it is divisible by the number (30) 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 3125342211540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4735830564864).

3125342211540 is an abundant number, since it is smaller than the sum of its proper divisors (6346318918188).

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

3125342211540 is a wasteful number, since it uses less digits than its factorization.

3125342211540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567 (or 1565 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 3125342211540 its reverse (451122435213), we get a palindrome (3576464646753).

The spelling of 3125342211540 in words is "three trillion, one hundred twenty-five billion, three hundred forty-two million, two hundred eleven thousand, five hundred forty".