4049578437925 has 24 divisors (see below), whose sum is σ = 5078419960320. Its totient is φ = 3202933008000.

The previous prime is 4049578437889. The next prime is 4049578437973. The reversal of 4049578437925 is 5297348759404.

It is not a de Polignac number, because 4049578437925 - 2³³ = 4040988503333 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22835850 + ... + 23012500.

It is an arithmetic number, because the mean of its divisors is an integer number (211600831680).

Almost surely, 2^{4049578437925} is an apocalyptic number.

It is an amenable number.

4049578437925 is a deficient number, since it is larger than the sum of its proper divisors (1028841522395).

4049578437925 is a wasteful number, since it uses less digits than its factorization.

4049578437925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187053 (or 187048 counting only the distinct ones).

The product of its (nonzero) digits is 304819200, while the sum is 67.

The spelling of 4049578437925 in words is "four trillion, forty-nine billion, five hundred seventy-eight million, four hundred thirty-seven thousand, nine hundred twenty-five".