1051385472776 has 8 divisors (see below), whose sum is σ = 1971347761470. Its totient is φ = 525692736384.

The previous prime is 1051385472677. The next prime is 1051385472817. The reversal of 1051385472776 is 6772745831501.

1051385472776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1039327236676 + 12058236100 = 1019474^2 + 109810^2 .

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

It is a super-2 number, since 2×1051385472776² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65711592041 + ... + 65711592056.

Almost surely, 2^{1051385472776} is an apocalyptic number.

It is an amenable number.

1051385472776 is a deficient number, since it is larger than the sum of its proper divisors (919962288694).

1051385472776 is a wasteful number, since it uses less digits than its factorization.

1051385472776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131423184103 (or 131423184099 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 56.

The spelling of 1051385472776 in words is "one trillion, fifty-one billion, three hundred eighty-five million, four hundred seventy-two thousand, seven hundred seventy-six".