1354657752257 has 16 divisors (see below), whose sum is σ = 1369627459200. Its totient is φ = 1339736371200.

The previous prime is 1354657752247. The next prime is 1354657752299. The reversal of 1354657752257 is 7522577564531.

It is a cyclic number.

It is not a de Polignac number, because 1354657752257 - 2⁴ = 1354657752241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1354657752196 and 1354657752205.

It is not an unprimeable number, because it can be changed into a prime (1354657752247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206783132 + ... + 206789682.

It is an arithmetic number, because the mean of its divisors is an integer number (85601716200).

Almost surely, 2^{1354657752257} is an apocalyptic number.

It is an amenable number.

1354657752257 is a deficient number, since it is larger than the sum of its proper divisors (14969706943).

1354657752257 is a wasteful number, since it uses less digits than its factorization.

1354657752257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9896.

The product of its digits is 61740000, while the sum is 59.

The spelling of 1354657752257 in words is "one trillion, three hundred fifty-four billion, six hundred fifty-seven million, seven hundred fifty-two thousand, two hundred fifty-seven".