1316015204340 has 48 divisors (see below), whose sum is σ = 3685081655808. Its totient is φ = 350914617984.

The previous prime is 1316015204311. The next prime is 1316015204341. The reversal of 1316015204340 is 434025106131.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1316015204298 and 1316015204307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316015204341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231214 + ... + 1638746.

It is an arithmetic number, because the mean of its divisors is an integer number (76772534496).

Almost surely, 2^{1316015204340} is an apocalyptic number.

1316015204340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1316015204340 is an abundant number, since it is smaller than the sum of its proper divisors (2369066451468).

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

1316015204340 is a wasteful number, since it uses less digits than its factorization.

1316015204340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423128 (or 1423126 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 1316015204340 in words is "one trillion, three hundred sixteen billion, fifteen million, two hundred four thousand, three hundred forty".