1375858613016 has 128 divisors (see below), whose sum is σ = 3895368926400. Its totient is φ = 449801164800.

The previous prime is 1375858612991. The next prime is 1375858613029. The reversal of 1375858613016 is 6103168585731.

It is a happy number.

1375858613016 is a `hidden beast` number, since 1 + 3 + 7 + 5 + 8 + 5 + 8 + 613 + 0 + 16 = 666.

It is a super-2 number, since 2×1375858613016² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 33373216 + ... + 33414416.

Almost surely, 2^{1375858613016} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1375858613016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1947684463200).

1375858613016 is an abundant number, since it is smaller than the sum of its proper divisors (2519510313384).

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

1375858613016 is a wasteful number, since it uses less digits than its factorization.

1375858613016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44186 (or 44176 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 1375858613016 in words is "one trillion, three hundred seventy-five billion, eight hundred fifty-eight million, six hundred thirteen thousand, sixteen".