1313610625240 has 64 divisors (see below), whose sum is σ = 2959677532800. Its totient is φ = 524724146688.

The previous prime is 1313610625211. The next prime is 1313610625279. The reversal of 1313610625240 is 425260163131.

It is a junction number, because it is equal to n+sod(n) for n = 1313610625196 and 1313610625205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94982646 + ... + 94996474.

It is an arithmetic number, because the mean of its divisors is an integer number (46244961450).

Almost surely, 2^{1313610625240} is an apocalyptic number.

1313610625240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313610625240 is an abundant number, since it is smaller than the sum of its proper divisors (1646066907560).

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

1313610625240 is a wasteful number, since it uses less digits than its factorization.

1313610625240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16924 (or 16920 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 1313610625240 its reverse (425260163131), we get a palindrome (1738870788371).

The spelling of 1313610625240 in words is "one trillion, three hundred thirteen billion, six hundred ten million, six hundred twenty-five thousand, two hundred forty".