45505405951 has 4 divisors (see below), whose sum is σ = 46973322304. Its totient is φ = 44037489600.

The previous prime is 45505405943. The next prime is 45505405961. The reversal of 45505405951 is 15950450554.

It is a happy number.

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 45505405951 - 2³ = 45505405943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45505405898 and 45505405907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45505405961) 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, 733958130 + ... + 733958191.

It is an arithmetic number, because the mean of its divisors is an integer number (11743330576).

Almost surely, 2^45505405951 is an apocalyptic number.

45505405951 is a deficient number, since it is larger than the sum of its proper divisors (1467916353).

45505405951 is a wasteful number, since it uses less digits than its factorization.

45505405951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467916352.

The product of its (nonzero) digits is 450000, while the sum is 43.

The spelling of 45505405951 in words is "forty-five billion, five hundred five million, four hundred five thousand, nine hundred fifty-one".