21141877035 has 16 divisors (see below), whose sum is σ = 35297743104. Its totient is φ = 10785421152.

The previous prime is 21141877027. The next prime is 21141877069. The reversal of 21141877035 is 53077814112.

It is a happy number.

It is not a de Polignac number, because 21141877035 - 2³ = 21141877027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21141876984 and 21141877002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30640057 + ... + 30640746.

It is an arithmetic number, because the mean of its divisors is an integer number (2206108944).

Almost surely, 2^21141877035 is an apocalyptic number.

21141877035 is a deficient number, since it is larger than the sum of its proper divisors (14155866069).

21141877035 is a wasteful number, since it uses less digits than its factorization.

21141877035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61280834.

The product of its (nonzero) digits is 47040, while the sum is 39.

The spelling of 21141877035 in words is "twenty-one billion, one hundred forty-one million, eight hundred seventy-seven thousand, thirty-five".