45440515454 has 8 divisors (see below), whose sum is σ = 70511144760. Its totient is φ = 21936800536.

The previous prime is 45440515453. The next prime is 45440515469. The reversal of 45440515454 is 45451504454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45440515454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45440515451) 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, 391728524 + ... + 391728639.

It is an arithmetic number, because the mean of its divisors is an integer number (8813893095).

Almost surely, 2^45440515454 is an apocalyptic number.

45440515454 is a deficient number, since it is larger than the sum of its proper divisors (25070629306).

45440515454 is a wasteful number, since it uses less digits than its factorization.

45440515454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783457194.

The product of its (nonzero) digits is 640000, while the sum is 41.

The spelling of 45440515454 in words is "forty-five billion, four hundred forty million, five hundred fifteen thousand, four hundred fifty-four".