6416405501 has 4 divisors (see below), whose sum is σ = 6999715104. Its totient is φ = 5833095900.

The previous prime is 6416405461. The next prime is 6416405531. The reversal of 6416405501 is 1055046146.

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 6416405501 - 2¹⁴ = 6416389117 is a prime.

It is a super-2 number, since 2×6416405501² = 82340519106526122002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6416405531) 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, 291654785 + ... + 291654806.

It is an arithmetic number, because the mean of its divisors is an integer number (1749928776).

Almost surely, 2^6416405501 is an apocalyptic number.

It is an amenable number.

6416405501 is a deficient number, since it is larger than the sum of its proper divisors (583309603).

6416405501 is a wasteful number, since it uses less digits than its factorization.

6416405501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583309602.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 6416405501 is about 80102.4687572112. The cubic root of 6416405501 is about 1858.2205879910.

The spelling of 6416405501 in words is "six billion, four hundred sixteen million, four hundred five thousand, five hundred one".