101936488477 has 2 divisors, whose sum is σ = 101936488478. Its totient is φ = 101936488476.

The previous prime is 101936488457. The next prime is 101936488501. The reversal of 101936488477 is 774884639101.

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., 78448167396 + 23488321081 = 280086^2 + 153259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101936488477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101936488417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50968244238 + 50968244239.

It is an arithmetic number, because the mean of its divisors is an integer number (50968244239).

Almost surely, 2^101936488477 is an apocalyptic number.

It is an amenable number.

101936488477 is a deficient number, since it is larger than the sum of its proper divisors (1).

101936488477 is an equidigital number, since it uses as much as digits as its factorization.

101936488477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8128512, while the sum is 58.

The spelling of 101936488477 in words is "one hundred one billion, nine hundred thirty-six million, four hundred eighty-eight thousand, four hundred seventy-seven".