745020154305465 has 32 divisors (see below), whose sum is σ = 1262239917641856. Its totient is φ = 373944789335040.

The previous prime is 745020154305457. The next prime is 745020154305467. The reversal of 745020154305465 is 564503451020547.

It is not a de Polignac number, because 745020154305465 - 2³ = 745020154305457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (745020154305467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98339106 + ... + 105643835.

It is an arithmetic number, because the mean of its divisors is an integer number (39444997426308).

Almost surely, 2^{745020154305465} is an apocalyptic number.

It is an amenable number.

745020154305465 is a deficient number, since it is larger than the sum of its proper divisors (517219763336391).

745020154305465 is a wasteful number, since it uses less digits than its factorization.

745020154305465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203997289.

The product of its (nonzero) digits is 10080000, while the sum is 51.

The spelling of 745020154305465 in words is "seven hundred forty-five trillion, twenty billion, one hundred fifty-four million, three hundred five thousand, four hundred sixty-five".