3625445536398 has 24 divisors (see below), whose sum is σ = 8977293709488. Its totient is φ = 1035841581792.

The previous prime is 3625445536393. The next prime is 3625445536409. The reversal of 3625445536398 is 8936355445263.

3625445536398 is a `hidden beast` number, since 3 + 6 + 2 + 5 + 4 + 4 + 5 + 536 + 3 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3625445536393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14386688511 + ... + 14386688762.

It is an arithmetic number, because the mean of its divisors is an integer number (374053904562).

Almost surely, 2^{3625445536398} is an apocalyptic number.

3625445536398 is an abundant number, since it is smaller than the sum of its proper divisors (5351848173090).

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

3625445536398 is a wasteful number, since it uses less digits than its factorization.

3625445536398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28773377288 (or 28773377285 counting only the distinct ones).

The product of its digits is 279936000, while the sum is 63.

The spelling of 3625445536398 in words is "three trillion, six hundred twenty-five billion, four hundred forty-five million, five hundred thirty-six thousand, three hundred ninety-eight".