1076401067821 has 32 divisors (see below), whose sum is σ = 1188921968640. Its totient is φ = 971095910400.

The previous prime is 1076401067717. The next prime is 1076401067831. The reversal of 1076401067821 is 1287601046701.

It is a cyclic number.

It is not a de Polignac number, because 1076401067821 - 2⁹ = 1076401067309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1076401067831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29477851 + ... + 29514343.

It is an arithmetic number, because the mean of its divisors is an integer number (37153811520).

Almost surely, 2^{1076401067821} is an apocalyptic number.

It is an amenable number.

1076401067821 is a deficient number, since it is larger than the sum of its proper divisors (112520900819).

1076401067821 is a wasteful number, since it uses less digits than its factorization.

1076401067821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37597.

The product of its (nonzero) digits is 112896, while the sum is 43.

The spelling of 1076401067821 in words is "one trillion, seventy-six billion, four hundred one million, sixty-seven thousand, eight hundred twenty-one".