265428407415 has 16 divisors (see below), whose sum is σ = 425181021408. Its totient is φ = 141396627456.

The previous prime is 265428407411. The next prime is 265428407429. The reversal of 265428407415 is 514704824562.

It is not a de Polignac number, because 265428407415 - 2² = 265428407411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265428407411) 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, 10311082 + ... + 10336791.

It is an arithmetic number, because the mean of its divisors is an integer number (26573813838).

Almost surely, 2^265428407415 is an apocalyptic number.

265428407415 is a deficient number, since it is larger than the sum of its proper divisors (159752613993).

265428407415 is a wasteful number, since it uses less digits than its factorization.

265428407415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20648738.

The product of its (nonzero) digits is 2150400, while the sum is 48.

The spelling of 265428407415 in words is "two hundred sixty-five billion, four hundred twenty-eight million, four hundred seven thousand, four hundred fifteen".