1617220026004 has 12 divisors (see below), whose sum is σ = 3087420049728. Its totient is φ = 735100011800.

The previous prime is 1617220025999. The next prime is 1617220026011. The reversal of 1617220026004 is 4006200227161.

It is a super-2 number, since 2×1617220026004² (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 3 ways as a sum of consecutive naturals, for example, 18377500252 + ... + 18377500339.

It is an arithmetic number, because the mean of its divisors is an integer number (257285004144).

Almost surely, 2^{1617220026004} is an apocalyptic number.

It is an amenable number.

1617220026004 is a deficient number, since it is larger than the sum of its proper divisors (1470200023724).

1617220026004 is a wasteful number, since it uses less digits than its factorization.

1617220026004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36755000606 (or 36755000604 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 1617220026004 in words is "one trillion, six hundred seventeen billion, two hundred twenty million, twenty-six thousand, four".