1431047966040 has 1024 divisors, whose sum is σ = 6375299788800. Its totient is φ = 279846420480.

The previous prime is 1431047966017. The next prime is 1431047966041. The reversal of 1431047966040 is 406697401341.

1431047966040 is a `hidden beast` number, since 1 + 4 + 31 + 0 + 4 + 7 + 9 + 6 + 604 + 0 = 666.

It is a super-2 number, since 2×1431047966040² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431047966041) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 114505072 + ... + 114517568.

It is an arithmetic number, because the mean of its divisors is an integer number (6225878700).

Almost surely, 2^{1431047966040} is an apocalyptic number.

1431047966040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1431047966040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3187649894400).

1431047966040 is an abundant number, since it is smaller than the sum of its proper divisors (4944251822760).

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

1431047966040 is a wasteful number, since it uses less digits than its factorization.

1431047966040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12564 (or 12542 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 1431047966040 in words is "one trillion, four hundred thirty-one billion, forty-seven million, nine hundred sixty-six thousand, forty".