2528419157 has 4 divisors (see below), whose sum is σ = 2758275456. Its totient is φ = 2298562860.

The previous prime is 2528419139. The next prime is 2528419171. The reversal of 2528419157 is 7519148252.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2528419157 - 2⁶ = 2528419093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528419057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114928133 + ... + 114928154.

It is an arithmetic number, because the mean of its divisors is an integer number (689568864).

Almost surely, 2^2528419157 is an apocalyptic number.

It is an amenable number.

2528419157 is a deficient number, since it is larger than the sum of its proper divisors (229856299).

2528419157 is a wasteful number, since it uses less digits than its factorization.

2528419157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229856298.

The product of its digits is 201600, while the sum is 44.

The square root of 2528419157 is about 50283.3884796958. The cubic root of 2528419157 is about 1362.3322073987.

The spelling of 2528419157 in words is "two billion, five hundred twenty-eight million, four hundred nineteen thousand, one hundred fifty-seven".