49154264651 has 2 divisors, whose sum is σ = 49154264652. Its totient is φ = 49154264650.

The previous prime is 49154264629. The next prime is 49154264669. The reversal of 49154264651 is 15646245194.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49154264651 is a prime.

It is a super-2 number, since 2×49154264651² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 49154264596 and 49154264605.

It is not a weakly prime, because it can be changed into another prime (49154264681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24577132325 + 24577132326.

It is an arithmetic number, because the mean of its divisors is an integer number (24577132326).

Almost surely, 2^49154264651 is an apocalyptic number.

49154264651 is a deficient number, since it is larger than the sum of its proper divisors (1).

49154264651 is an equidigital number, since it uses as much as digits as its factorization.

49154264651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 47.

The spelling of 49154264651 in words is "forty-nine billion, one hundred fifty-four million, two hundred sixty-four thousand, six hundred fifty-one".