1625307533340 has 24 divisors (see below), whose sum is σ = 4550861093520. Its totient is φ = 433415342208.

The previous prime is 1625307533299. The next prime is 1625307533357. The reversal of 1625307533340 is 433357035261.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1625307533292 and 1625307533301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13544229385 + ... + 13544229504.

It is an arithmetic number, because the mean of its divisors is an integer number (189619212230).

Almost surely, 2^{1625307533340} is an apocalyptic number.

1625307533340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1625307533340 is an abundant number, since it is smaller than the sum of its proper divisors (2925553560180).

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

1625307533340 is a wasteful number, since it uses less digits than its factorization.

1625307533340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27088458901 (or 27088458899 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 42.

The spelling of 1625307533340 in words is "one trillion, six hundred twenty-five billion, three hundred seven million, five hundred thirty-three thousand, three hundred forty".