1400133645834 has 128 divisors (see below), whose sum is σ = 3665537280000. Its totient is φ = 345889716480.

The previous prime is 1400133645829. The next prime is 1400133645877. The reversal of 1400133645834 is 4385463310041.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117792 + ... + 1677540.

It is an arithmetic number, because the mean of its divisors is an integer number (28637010000).

Almost surely, 2^{1400133645834} is an apocalyptic number.

1400133645834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400133645834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1832768640000).

1400133645834 is an abundant number, since it is smaller than the sum of its proper divisors (2265403634166).

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

1400133645834 is a wasteful number, since it uses less digits than its factorization.

1400133645834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559868.

The product of its (nonzero) digits is 414720, while the sum is 42.

Adding to 1400133645834 its reverse (4385463310041), we get a palindrome (5785596955875).

The spelling of 1400133645834 in words is "one trillion, four hundred billion, one hundred thirty-three million, six hundred forty-five thousand, eight hundred thirty-four".