1400134734880 has 96 divisors (see below), whose sum is σ = 3872567905920. Its totient is φ = 468337735680.

The previous prime is 1400134734863. The next prime is 1400134734881. The reversal of 1400134734880 is 884374310041.

It is a super-2 number, since 2×1400134734880² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1400134734881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15199450 + ... + 15291289.

It is an arithmetic number, because the mean of its divisors is an integer number (40339249020).

Almost surely, 2^{1400134734880} is an apocalyptic number.

1400134734880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400134734880 is an abundant number, since it is smaller than the sum of its proper divisors (2472433171040).

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

1400134734880 is a wasteful number, since it uses less digits than its factorization.

1400134734880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30490802 (or 30490794 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 43.

The spelling of 1400134734880 in words is "one trillion, four hundred billion, one hundred thirty-four million, seven hundred thirty-four thousand, eight hundred eighty".