1400188214550 has 96 divisors (see below), whose sum is σ = 3517133460480. Its totient is φ = 368582572800.

The previous prime is 1400188214539. The next prime is 1400188214567. The reversal of 1400188214550 is 554128810041.

It is a junction number, because it is equal to n+sod(n) for n = 1400188214499 and 1400188214508.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 82740090 + ... + 82757010.

It is an arithmetic number, because the mean of its divisors is an integer number (36636806880).

Almost surely, 2^{1400188214550} is an apocalyptic number.

1400188214550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400188214550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1758566730240).

1400188214550 is an abundant number, since it is smaller than the sum of its proper divisors (2116945245930).

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

1400188214550 is a wasteful number, since it uses less digits than its factorization.

1400188214550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23998 (or 23993 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 39.

The spelling of 1400188214550 in words is "one trillion, four hundred billion, one hundred eighty-eight million, two hundred fourteen thousand, five hundred fifty".