45326415263521 has 48 divisors (see below), whose sum is σ = 54483448504320. Its totient is φ = 37574842425120.

The previous prime is 45326415263471. The next prime is 45326415263531. The reversal of 45326415263521 is 12536251462354.

It is a de Polignac number, because none of the positive numbers 2^k-45326415263521 is a prime.

It is a super-2 number, since 2×45326415263521² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45326415263531) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 475875220 + ... + 475970458.

It is an arithmetic number, because the mean of its divisors is an integer number (1135071843840).

Almost surely, 2^{45326415263521} is an apocalyptic number.

It is an amenable number.

45326415263521 is a deficient number, since it is larger than the sum of its proper divisors (9157033240799).

45326415263521 is a wasteful number, since it uses less digits than its factorization.

45326415263521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97514 (or 97507 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 49.

The spelling of 45326415263521 in words is "forty-five trillion, three hundred twenty-six billion, four hundred fifteen million, two hundred sixty-three thousand, five hundred twenty-one".