2451923623 has 2 divisors, whose sum is σ = 2451923624. Its totient is φ = 2451923622.

The previous prime is 2451923569. The next prime is 2451923633. The reversal of 2451923623 is 3263291542.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2451923623 is a prime.

It is a super-2 number, since 2×2451923623² = 12023858906050892258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2451923633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225961811 + 1225961812.

It is an arithmetic number, because the mean of its divisors is an integer number (1225961812).

Almost surely, 2^2451923623 is an apocalyptic number.

2451923623 is a deficient number, since it is larger than the sum of its proper divisors (1).

2451923623 is an equidigital number, since it uses as much as digits as its factorization.

2451923623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 37.

The square root of 2451923623 is about 49516.9023970603. The cubic root of 2451923623 is about 1348.4524787704.

The spelling of 2451923623 in words is "two billion, four hundred fifty-one million, nine hundred twenty-three thousand, six hundred twenty-three".