1373648522652 has 144 divisors (see below), whose sum is σ = 4029354714112. Its totient is φ = 386439672960.

The previous prime is 1373648522633. The next prime is 1373648522669. The reversal of 1373648522652 is 2562258463731.

1373648522652 is a `hidden beast` number, since 1 + 3 + 7 + 3 + 64 + 8 + 522 + 6 + 52 = 666.

It is a super-2 number, since 2×1373648522652² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40217502 + ... + 40251642.

Almost surely, 2^{1373648522652} is an apocalyptic number.

1373648522652 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 1373648522652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2014677357056).

1373648522652 is an abundant number, since it is smaller than the sum of its proper divisors (2655706191460).

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

1373648522652 is a wasteful number, since it uses less digits than its factorization.

1373648522652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36608 (or 36603 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 54.

The spelling of 1373648522652 in words is "one trillion, three hundred seventy-three billion, six hundred forty-eight million, five hundred twenty-two thousand, six hundred fifty-two".