1940553285542 has 32 divisors (see below), whose sum is σ = 3012039475200. Its totient is φ = 936695282400.

The previous prime is 1940553285509. The next prime is 1940553285557. The reversal of 1940553285542 is 2455823550491.

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, 42684059 + ... + 42729497.

It is an arithmetic number, because the mean of its divisors is an integer number (94126233600).

Almost surely, 2^{1940553285542} is an apocalyptic number.

1940553285542 is a deficient number, since it is larger than the sum of its proper divisors (1071486189658).

1940553285542 is a wasteful number, since it uses less digits than its factorization.

1940553285542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47132.

The product of its (nonzero) digits is 8640000, while the sum is 53.

The spelling of 1940553285542 in words is "one trillion, nine hundred forty billion, five hundred fifty-three million, two hundred eighty-five thousand, five hundred forty-two".