49690091153 has 2 divisors, whose sum is σ = 49690091154. Its totient is φ = 49690091152.

The previous prime is 49690091149. The next prime is 49690091167. The reversal of 49690091153 is 35119009694.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25131126784 + 24558964369 = 158528^2 + 156713^2 .

It is a cyclic number.

It is not a de Polignac number, because 49690091153 - 2² = 49690091149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49690091098 and 49690091107.

It is not a weakly prime, because it can be changed into another prime (49690021153) 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 as a sum of consecutive naturals, namely, 24845045576 + 24845045577.

It is an arithmetic number, because the mean of its divisors is an integer number (24845045577).

Almost surely, 2^49690091153 is an apocalyptic number.

It is an amenable number.

49690091153 is a deficient number, since it is larger than the sum of its proper divisors (1).

49690091153 is an equidigital number, since it uses as much as digits as its factorization.

49690091153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 262440, while the sum is 47.

The spelling of 49690091153 in words is "forty-nine billion, six hundred ninety million, ninety-one thousand, one hundred fifty-three".