40757454263 has 4 divisors (see below), whose sum is σ = 41526462888. Its totient is φ = 39988445640.

The previous prime is 40757454187. The next prime is 40757454281. The reversal of 40757454263 is 36245475704.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40757454263 - 2¹⁴ = 40757437879 is a prime.

It is a super-2 number, since 2×40757454263² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40757454163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384504233 + ... + 384504338.

It is an arithmetic number, because the mean of its divisors is an integer number (10381615722).

Almost surely, 2^40757454263 is an apocalyptic number.

40757454263 is a deficient number, since it is larger than the sum of its proper divisors (769008625).

40757454263 is an equidigital number, since it uses as much as digits as its factorization.

40757454263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769008624.

The product of its (nonzero) digits is 2822400, while the sum is 47.

The spelling of 40757454263 in words is "forty billion, seven hundred fifty-seven million, four hundred fifty-four thousand, two hundred sixty-three".