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BaseRepresentation
bin111010010001011011100…
…000110100000100111000
3112011211011122110101201110
4322101123200310010320
51011102100340122230
612303341102320320
7562211606411661
oct72213340640470
915154148411643
104004444848440
1113043037a3033
125481085890a0
1323080493207a
14dbb5d7b0368
156e2713024b0
hex3a45b834138

4004444848440 has 64 divisors (see below), whose sum is σ = 12720001289760. Its totient is φ = 1005037137920.

The previous prime is 4004444848421. The next prime is 4004444848447. The reversal of 4004444848440 is 448484444004.

It is a self number, because there is not a number n which added to its sum of digits gives 4004444848440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004444848447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 981479541 + ... + 981483620.

Almost surely, 24004444848440 is an apocalyptic number.

4004444848440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4004444848440 is an abundant number, since it is smaller than the sum of its proper divisors (8715556441320).

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

4004444848440 is a wasteful number, since it uses less digits than its factorization.

4004444848440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1962963192 (or 1962963188 counting only the distinct ones).

The product of its (nonzero) digits is 4194304, while the sum is 48.

The spelling of 4004444848440 in words is "four trillion, four billion, four hundred forty-four million, eight hundred forty-eight thousand, four hundred forty".