1337487705252 has 30 divisors (see below), whose sum is σ = 3496457057478. Its totient is φ = 445829234976.

The previous prime is 1337487705233. The next prime is 1337487705263. The reversal of 1337487705252 is 2525077847331.

1337487705252 is a `hidden beast` number, since 1 + 3 + 3 + 7 + 48 + 7 + 70 + 525 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1288692662436 + 48795042816 = 1135206^2 + 220896^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2064023913 + ... + 2064024560.

Almost surely, 2^{1337487705252} is an apocalyptic number.

1337487705252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1337487705252 is an abundant number, since it is smaller than the sum of its proper divisors (2158969352226).

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

1337487705252 is a wasteful number, since it uses less digits than its factorization.

1337487705252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4128048489 (or 4128048478 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 54.

The spelling of 1337487705252 in words is "one trillion, three hundred thirty-seven billion, four hundred eighty-seven million, seven hundred five thousand, two hundred fifty-two".