1400774775400 has 768 divisors, whose sum is σ = 4699859189760. Its totient is φ = 373590835200.

The previous prime is 1400774775397. The next prime is 1400774775431. The reversal of 1400774775400 is 45774770041.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 228024729 + ... + 228030871.

It is an arithmetic number, because the mean of its divisors is an integer number (6119608320).

Almost surely, 2^{1400774775400} is an apocalyptic number.

1400774775400 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 1400774775400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2349929594880).

1400774775400 is an abundant number, since it is smaller than the sum of its proper divisors (3299084414360).

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

1400774775400 is a wasteful number, since it uses less digits than its factorization.

1400774775400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6274 (or 6265 counting only the distinct ones).

The product of its (nonzero) digits is 768320, while the sum is 46.

The spelling of 1400774775400 in words is "one trillion, four hundred billion, seven hundred seventy-four million, seven hundred seventy-five thousand, four hundred".