740746545885 has 24 divisors (see below), whose sum is σ = 1331514780960. Its totient is φ = 395064823824.

The previous prime is 740746545883. The next prime is 740746545887. The reversal of 740746545885 is 588545647047.

740746545885 is a `hidden beast` number, since 7 + 4 + 0 + 7 + 4 + 6 + 545 + 8 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (740746545883) and next prime (740746545887).

It is not a de Polignac number, because 740746545885 - 2¹ = 740746545883 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740746545881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 304832755 + ... + 304835184.

It is an arithmetic number, because the mean of its divisors is an integer number (55479782540).

Almost surely, 2^740746545885 is an apocalyptic number.

It is an amenable number.

740746545885 is a deficient number, since it is larger than the sum of its proper divisors (590768235075).

740746545885 is an equidigital number, since it uses as much as digits as its factorization.

740746545885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609667959 (or 609667947 counting only the distinct ones).

The product of its (nonzero) digits is 150528000, while the sum is 63.

The spelling of 740746545885 in words is "seven hundred forty billion, seven hundred forty-six million, five hundred forty-five thousand, eight hundred eighty-five".