49195000031 has 2 divisors, whose sum is σ = 49195000032. Its totient is φ = 49195000030.

The previous prime is 49195000021. The next prime is 49195000037. The reversal of 49195000031 is 13000059194.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49195000031 is a prime.

It is a super-2 number, since 2×49195000031² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49195000037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24597500015 + 24597500016.

It is an arithmetic number, because the mean of its divisors is an integer number (24597500016).

Almost surely, 2^49195000031 is an apocalyptic number.

49195000031 is a deficient number, since it is larger than the sum of its proper divisors (1).

49195000031 is an equidigital number, since it uses as much as digits as its factorization.

49195000031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The spelling of 49195000031 in words is "forty-nine billion, one hundred ninety-five million, thirty-one", and thus it is an aban number.