1375651326252 has 192 divisors, whose sum is σ = 3781564416000. Its totient is φ = 381045772800.

The previous prime is 1375651326193. The next prime is 1375651326263. The reversal of 1375651326252 is 2526231565731.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 688168749 + ... + 688170747.

It is an arithmetic number, because the mean of its divisors is an integer number (19695648000).

Almost surely, 2^{1375651326252} is an apocalyptic number.

1375651326252 is a gapful number since it is divisible by the number (12) 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 1375651326252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1890782208000).

1375651326252 is an abundant number, since it is smaller than the sum of its proper divisors (2405913089748).

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

1375651326252 is a wasteful number, since it uses less digits than its factorization.

1375651326252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3212 (or 3210 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 48.

The spelling of 1375651326252 in words is "one trillion, three hundred seventy-five billion, six hundred fifty-one million, three hundred twenty-six thousand, two hundred fifty-two".