4400257301660 has 48 divisors (see below), whose sum is σ = 10295070105600. Its totient is φ = 1566049016640.

The previous prime is 4400257301633. The next prime is 4400257301681. The reversal of 4400257301660 is 661037520044.

It is a happy number.

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, 212768060 + ... + 212788739.

It is an arithmetic number, because the mean of its divisors is an integer number (214480627200).

Almost surely, 2^{4400257301660} is an apocalyptic number.

It is an amenable number.

4400257301660 is an abundant number, since it is smaller than the sum of its proper divisors (5894812803940).

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

4400257301660 is a wasteful number, since it uses less digits than its factorization.

4400257301660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425556866 (or 425556864 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 4400257301660 in words is "four trillion, four hundred billion, two hundred fifty-seven million, three hundred one thousand, six hundred sixty".