1625245634241 has 24 divisors (see below), whose sum is σ = 2351532115296. Its totient is φ = 1081672107840.

The previous prime is 1625245634231. The next prime is 1625245634263. The reversal of 1625245634241 is 1424365425261.

It is a happy number.

1625245634241 is a `hidden beast` number, since 1 + 6 + 2 + 5 + 2 + 4 + 5 + 634 + 2 + 4 + 1 = 666.

It is not a de Polignac number, because 1625245634241 - 2⁷ = 1625245634113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1625245634231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64576126 + ... + 64601288.

It is an arithmetic number, because the mean of its divisors is an integer number (97980504804).

Almost surely, 2^{1625245634241} is an apocalyptic number.

It is an amenable number.

1625245634241 is a deficient number, since it is larger than the sum of its proper divisors (726286481055).

1625245634241 is a wasteful number, since it uses less digits than its factorization.

1625245634241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36973 (or 36970 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The spelling of 1625245634241 in words is "one trillion, six hundred twenty-five billion, two hundred forty-five million, six hundred thirty-four thousand, two hundred forty-one".