7401056545536 has 72 divisors (see below), whose sum is σ = 19698968934960. Its totient is φ = 2466847850496.

The previous prime is 7401056545529. The next prime is 7401056545537. The reversal of 7401056545536 is 6355456501047.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7401056545537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11003700 + ... + 11656908.

Almost surely, 2^{7401056545536} is an apocalyptic number.

It is an amenable number.

7401056545536 is an abundant number, since it is smaller than the sum of its proper divisors (12297912389424).

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

7401056545536 is a wasteful number, since it uses less digits than its factorization.

7401056545536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667981 (or 667967 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 51.

The spelling of 7401056545536 in words is "seven trillion, four hundred one billion, fifty-six million, five hundred forty-five thousand, five hundred thirty-six".