4625863391 has 2 divisors, whose sum is σ = 4625863392. Its totient is φ = 4625863390.

The previous prime is 4625863357. The next prime is 4625863409. The reversal of 4625863391 is 1933685264.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4625863391 - 2³⁰ = 3552121567 is a prime.

It is a super-2 number, since 2×4625863391² = 42797224224388037762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4625863301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2312931695 + 2312931696.

It is an arithmetic number, because the mean of its divisors is an integer number (2312931696).

Almost surely, 2^4625863391 is an apocalyptic number.

4625863391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4625863391 is an equidigital number, since it uses as much as digits as its factorization.

4625863391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 47.

The square root of 4625863391 is about 68013.7000243333. The cubic root of 4625863391 is about 1666.2145954212.

The spelling of 4625863391 in words is "four billion, six hundred twenty-five million, eight hundred sixty-three thousand, three hundred ninety-one".