1340540032552 has 48 divisors (see below), whose sum is σ = 2924937226260. Its totient is φ = 574309806336.

The previous prime is 1340540032547. The next prime is 1340540032571. The reversal of 1340540032552 is 2552300450431.

It can be written as a sum of positive squares in 2 ways, for example, as 1340144261316 + 395771236 = 1157646^2 + 19894^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 472858 + ... + 1704310.

Almost surely, 2^{1340540032552} is an apocalyptic number.

It is an amenable number.

1340540032552 is an abundant number, since it is smaller than the sum of its proper divisors (1584397193708).

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

1340540032552 is a wasteful number, since it uses less digits than its factorization.

1340540032552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234250 (or 1234239 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 1340540032552 its reverse (2552300450431), we get a palindrome (3892840482983).

The spelling of 1340540032552 in words is "one trillion, three hundred forty billion, five hundred forty million, thirty-two thousand, five hundred fifty-two".