1400401341320 has 32 divisors (see below), whose sum is σ = 3287898803520. Its totient is φ = 535805730240.

The previous prime is 1400401341271. The next prime is 1400401341331. The reversal of 1400401341320 is 231431040041.

It is a super-2 number, since 2×1400401341320² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 761086766 + ... + 761088605.

It is an arithmetic number, because the mean of its divisors is an integer number (102746837610).

Almost surely, 2^{1400401341320} is an apocalyptic number.

1400401341320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400401341320 is an abundant number, since it is smaller than the sum of its proper divisors (1887497462200).

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

1400401341320 is a wasteful number, since it uses less digits than its factorization.

1400401341320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522175405 (or 1522175401 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1400401341320 its reverse (231431040041), we get a palindrome (1631832381361).

The spelling of 1400401341320 in words is "one trillion, four hundred billion, four hundred one million, three hundred forty-one thousand, three hundred twenty".