1400585420640 has 96 divisors (see below), whose sum is σ = 5042107526400. Its totient is φ = 320133809664.

The previous prime is 1400585420627. The next prime is 1400585420651. The reversal of 1400585420640 is 460245850041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208417090 + ... + 208423809.

It is an arithmetic number, because the mean of its divisors is an integer number (52521953400).

Almost surely, 2^{1400585420640} is an apocalyptic number.

1400585420640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400585420640 is an abundant number, since it is smaller than the sum of its proper divisors (3641522105760).

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

1400585420640 is a wasteful number, since it uses less digits than its factorization.

1400585420640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416840924 (or 416840916 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The spelling of 1400585420640 in words is "one trillion, four hundred billion, five hundred eighty-five million, four hundred twenty thousand, six hundred forty".