1400536859904 has 1296 divisors, whose sum is σ = 5377384797120. Its totient is φ = 356377190400.

The previous prime is 1400536859879. The next prime is 1400536859929. The reversal of 1400536859904 is 4099586350041.

1400536859904 is a `hidden beast` number, since 1 + 40 + 0 + 5 + 3 + 6 + 8 + 599 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1400536859879) and next prime (1400536859929).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4231229019 + ... + 4231229349.

Almost surely, 2^{1400536859904} is an apocalyptic number.

1400536859904 is a gapful number since it is divisible by the number (14) 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 1400536859904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2688692398560).

1400536859904 is an abundant number, since it is smaller than the sum of its proper divisors (3976847937216).

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

1400536859904 is a wasteful number, since it uses less digits than its factorization.

1400536859904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445 (or 387 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 1400536859904 in words is "one trillion, four hundred billion, five hundred thirty-six million, eight hundred fifty-nine thousand, nine hundred four".