4557773121940 has 48 divisors (see below), whose sum is σ = 10107799083648. Its totient is φ = 1722833450624.

The previous prime is 4557773121887. The next prime is 4557773121959. The reversal of 4557773121940 is 491213777554.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59649787 + ... + 59726146.

It is an arithmetic number, because the mean of its divisors is an integer number (210579147576).

Almost surely, 2^{4557773121940} is an apocalyptic number.

It is an amenable number.

4557773121940 is an abundant number, since it is smaller than the sum of its proper divisors (5550025961708).

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

4557773121940 is a wasteful number, since it uses less digits than its factorization.

4557773121940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119376048 (or 119376046 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 55.

The spelling of 4557773121940 in words is "four trillion, five hundred fifty-seven billion, seven hundred seventy-three million, one hundred twenty-one thousand, nine hundred forty".