1201793402240 has 64 divisors (see below), whose sum is σ = 2874609263520. Its totient is φ = 480454348800.

The previous prime is 1201793402233. The next prime is 1201793402261. The reversal of 1201793402240 is 422043971021.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 1201793402240.

It is a congruent number.

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, 659060 + ... + 1684620.

Almost surely, 2^{1201793402240} is an apocalyptic number.

1201793402240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201793402240 is an abundant number, since it is smaller than the sum of its proper divisors (1672815861280).

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

1201793402240 is a wasteful number, since it uses less digits than its factorization.

1201793402240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027411 (or 1027399 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 1201793402240 in words is "one trillion, two hundred one billion, seven hundred ninety-three million, four hundred two thousand, two hundred forty".