1267040400460 has 24 divisors (see below), whose sum is σ = 2687129249616. Its totient is φ = 501798177600.

The previous prime is 1267040400407. The next prime is 1267040400469. The reversal of 1267040400460 is 640040407621.

It is not an unprimeable number, because it can be changed into a prime (1267040400469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313621842 + ... + 313625881.

It is an arithmetic number, because the mean of its divisors is an integer number (111963718734).

Almost surely, 2^{1267040400460} is an apocalyptic number.

1267040400460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1267040400460 is an abundant number, since it is smaller than the sum of its proper divisors (1420088849156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1267040400460 is a wasteful number, since it uses less digits than its factorization.

1267040400460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627247833 (or 627247831 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 1267040400460 in words is "one trillion, two hundred sixty-seven billion, forty million, four hundred thousand, four hundred sixty".