2557007067 has 8 divisors (see below), whose sum is σ = 3410611200. Its totient is φ = 1704037160.

The previous prime is 2557007051. The next prime is 2557007081. The reversal of 2557007067 is 7607007552.

2557007067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2557007067 - 2⁴ = 2557007051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2557007017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149067 + ... + 165332.

It is an arithmetic number, because the mean of its divisors is an integer number (426326400).

Almost surely, 2^2557007067 is an apocalyptic number.

2557007067 is a deficient number, since it is larger than the sum of its proper divisors (853604133).

2557007067 is a wasteful number, since it uses less digits than its factorization.

2557007067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317113.

The product of its (nonzero) digits is 102900, while the sum is 39.

The square root of 2557007067 is about 50566.8573969156. The cubic root of 2557007067 is about 1367.4474407596.

The spelling of 2557007067 in words is "two billion, five hundred fifty-seven million, seven thousand, sixty-seven".