1020055667604 has 96 divisors (see below), whose sum is σ = 2471580840960. Its totient is φ = 327215040768.

The previous prime is 1020055667567. The next prime is 1020055667623. The reversal of 1020055667604 is 4067665500201.

It is a super-2 number, since 2×1020055667604² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12957249 + ... + 13035735.

It is an arithmetic number, because the mean of its divisors is an integer number (25745633760).

Almost surely, 2^{1020055667604} is an apocalyptic number.

It is an amenable number.

1020055667604 is an abundant number, since it is smaller than the sum of its proper divisors (1451525173356).

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

1020055667604 is a wasteful number, since it uses less digits than its factorization.

1020055667604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78909 (or 78907 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 1020055667604 in words is "one trillion, twenty billion, fifty-five million, six hundred sixty-seven thousand, six hundred four".