1352620142520 has 64 divisors (see below), whose sum is σ = 4197786660000. Its totient is φ = 348260817408.

The previous prime is 1352620142519. The next prime is 1352620142551. The reversal of 1352620142520 is 252410262531.

It is a happy number.

It is a super-2 number, since 2×1352620142520² (a number of 25 digits) contains 22 as substring.

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, 194338495 + ... + 194345454.

Almost surely, 2^{1352620142520} is an apocalyptic number.

1352620142520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352620142520 is an abundant number, since it is smaller than the sum of its proper divisors (2845166517480).

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

1352620142520 is a wasteful number, since it uses less digits than its factorization.

1352620142520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388683992 (or 388683988 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 1352620142520 in words is "one trillion, three hundred fifty-two billion, six hundred twenty million, one hundred forty-two thousand, five hundred twenty".