1623405612352 has 28 divisors (see below), whose sum is σ = 3241964293300. Its totient is φ = 806532719616.

The previous prime is 1623405612341. The next prime is 1623405612373. The reversal of 1623405612352 is 2532165043261.

It can be written as a sum of positive squares in 2 ways, for example, as 208980636736 + 1414424975616 = 457144^2 + 1189296^2 .

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, 80772477 + ... + 80792572.

Almost surely, 2^{1623405612352} is an apocalyptic number.

It is an amenable number.

1623405612352 is a deficient number, since it is larger than the sum of its proper divisors (1618558680948).

1623405612352 is a wasteful number, since it uses less digits than its factorization.

1623405612352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161565218 (or 161565208 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 1623405612352 in words is "one trillion, six hundred twenty-three billion, four hundred five million, six hundred twelve thousand, three hundred fifty-two".