88138401941 has 2 divisors, whose sum is σ = 88138401942. Its totient is φ = 88138401940.

The previous prime is 88138401917. The next prime is 88138401973. The reversal of 88138401941 is 14910483188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87584034916 + 554367025 = 295946^2 + 23545^2 .

It is a cyclic number.

It is not a de Polignac number, because 88138401941 - 2⁶ = 88138401877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88158401941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44069200970 + 44069200971.

It is an arithmetic number, because the mean of its divisors is an integer number (44069200971).

Almost surely, 2^88138401941 is an apocalyptic number.

It is an amenable number.

88138401941 is a deficient number, since it is larger than the sum of its proper divisors (1).

88138401941 is an equidigital number, since it uses as much as digits as its factorization.

88138401941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 47.

The spelling of 88138401941 in words is "eighty-eight billion, one hundred thirty-eight million, four hundred one thousand, nine hundred forty-one".