745031115553007 has 4 divisors (see below), whose sum is σ = 752711848703136. Its totient is φ = 737350382402880.

The previous prime is 745031115553003. The next prime is 745031115553019. The reversal of 745031115553007 is 700355511130547.

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 745031115553007 - 2² = 745031115553003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745031115553003) 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, 3840366574919 + ... + 3840366575112.

It is an arithmetic number, because the mean of its divisors is an integer number (188177962175784).

Almost surely, 2^{745031115553007} is an apocalyptic number.

745031115553007 is a deficient number, since it is larger than the sum of its proper divisors (7680733150129).

745031115553007 is an equidigital number, since it uses as much as digits as its factorization.

745031115553007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7680733150128.

The product of its (nonzero) digits is 1102500, while the sum is 47.

The spelling of 745031115553007 in words is "seven hundred forty-five trillion, thirty-one billion, one hundred fifteen million, five hundred fifty-three thousand, seven".