1274067640377 has 48 divisors (see below), whose sum is σ = 2186678212992. Its totient is φ = 699680298240.

The previous prime is 1274067640357. The next prime is 1274067640429. The reversal of 1274067640377 is 7730467604721.

1274067640377 is a `hidden beast` number, since 127 + 40 + 6 + 7 + 6 + 403 + 77 = 666.

It is not a de Polignac number, because 1274067640377 - 2¹⁶ = 1274067574841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1274067640327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3507918 + ... + 3854039.

It is an arithmetic number, because the mean of its divisors is an integer number (45555796104).

Almost surely, 2^{1274067640377} is an apocalyptic number.

It is an amenable number.

1274067640377 is a deficient number, since it is larger than the sum of its proper divisors (912610572615).

1274067640377 is a wasteful number, since it uses less digits than its factorization.

1274067640377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7362078 (or 7362075 counting only the distinct ones).

The product of its (nonzero) digits is 8297856, while the sum is 54.

The spelling of 1274067640377 in words is "one trillion, two hundred seventy-four billion, sixty-seven million, six hundred forty thousand, three hundred seventy-seven".