10356881384 has 8 divisors (see below), whose sum is σ = 19419152610. Its totient is φ = 5178440688.

The previous prime is 10356881341. The next prime is 10356881387. The reversal of 10356881384 is 48318865301.

It can be written as a sum of positive squares in only one way, i.e., 6580778884 + 3776102500 = 81122^2 + 61450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×10356881384³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10356881387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647305079 + ... + 647305094.

Almost surely, 2^10356881384 is an apocalyptic number.

It is an amenable number.

10356881384 is a deficient number, since it is larger than the sum of its proper divisors (9062271226).

10356881384 is a wasteful number, since it uses less digits than its factorization.

10356881384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294610179 (or 1294610175 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 10356881384 in words is "ten billion, three hundred fifty-six million, eight hundred eighty-one thousand, three hundred eighty-four".