88087433857 has 2 divisors, whose sum is σ = 88087433858. Its totient is φ = 88087433856.

The previous prime is 88087433849. The next prime is 88087433879. The reversal of 88087433857 is 75833478088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77635234161 + 10452199696 = 278631^2 + 102236^2 .

It is a cyclic number.

It is not a de Polignac number, because 88087433857 - 2³ = 88087433849 is a prime.

It is a super-2 number, since 2×88087433857² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 88087433795 and 88087433804.

It is not a weakly prime, because it can be changed into another prime (88087430857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44043716928 + 44043716929.

It is an arithmetic number, because the mean of its divisors is an integer number (44043716929).

Almost surely, 2^88087433857 is an apocalyptic number.

It is an amenable number.

88087433857 is a deficient number, since it is larger than the sum of its proper divisors (1).

88087433857 is an equidigital number, since it uses as much as digits as its factorization.

88087433857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36126720, while the sum is 61.

The spelling of 88087433857 in words is "eighty-eight billion, eighty-seven million, four hundred thirty-three thousand, eight hundred fifty-seven".