455457783 has 16 divisors (see below), whose sum is σ = 669048192. Its totient is φ = 273300000.

The previous prime is 455457749. The next prime is 455457791. The reversal of 455457783 is 387754554.

It is not a de Polignac number, because 455457783 - 2¹⁸ = 455195639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455457703) 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, 64993 + ... + 71658.

It is an arithmetic number, because the mean of its divisors is an integer number (41815512).

Almost surely, 2^455457783 is an apocalyptic number.

455457783 is a deficient number, since it is larger than the sum of its proper divisors (213590409).

455457783 is a wasteful number, since it uses less digits than its factorization.

455457783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136766.

The product of its digits is 2352000, while the sum is 48.

The square root of 455457783 is about 21341.4569090304. The cubic root of 455457783 is about 769.3950288324.

The spelling of 455457783 in words is "four hundred fifty-five million, four hundred fifty-seven thousand, seven hundred eighty-three".