1623804461204 has 6 divisors (see below), whose sum is σ = 2841657807114. Its totient is φ = 811902230600.

The previous prime is 1623804461197. The next prime is 1623804461273. The reversal of 1623804461204 is 4021644083261.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1066613872900 + 557190588304 = 1032770^2 + 746452^2 .

It is a super-2 number, since 2×1623804461204² (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 as a sum of consecutive naturals, namely, 202975557647 + ... + 202975557654.

It is an arithmetic number, because the mean of its divisors is an integer number (473609634519).

Almost surely, 2^{1623804461204} is an apocalyptic number.

It is an amenable number.

1623804461204 is a deficient number, since it is larger than the sum of its proper divisors (1217853345910).

1623804461204 is a wasteful number, since it uses less digits than its factorization.

1623804461204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405951115305 (or 405951115303 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 1623804461204 in words is "one trillion, six hundred twenty-three billion, eight hundred four million, four hundred sixty-one thousand, two hundred four".