45405502065401 has 4 divisors (see below), whose sum is σ = 45405527021904. Its totient is φ = 45405477108900.

The previous prime is 45405502065397. The next prime is 45405502065431. The reversal of 45405502065401 is 10456020550454.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45405502065401 - 2² = 45405502065397 is a prime.

It is a super-2 number, since 2×45405502065401² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45405502065431) 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, 9514535 + ... + 13466156.

It is an arithmetic number, because the mean of its divisors is an integer number (11351381755476).

Almost surely, 2^{45405502065401} is an apocalyptic number.

It is an amenable number.

45405502065401 is a deficient number, since it is larger than the sum of its proper divisors (24956503).

45405502065401 is a wasteful number, since it uses less digits than its factorization.

45405502065401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24956502.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 45405502065401 in words is "forty-five trillion, four hundred five billion, five hundred two million, sixty-five thousand, four hundred one".