6407694345 has 32 divisors (see below), whose sum is σ = 11180736000. Its totient is φ = 3114618624.

The previous prime is 6407694313. The next prime is 6407694353. The reversal of 6407694345 is 5434967046.

It is not a de Polignac number, because 6407694345 - 2⁵ = 6407694313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6407694294 and 6407694303.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192570 + ... + 223379.

It is an arithmetic number, because the mean of its divisors is an integer number (349398000).

Almost surely, 2^6407694345 is an apocalyptic number.

6407694345 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6407694345 is a deficient number, since it is larger than the sum of its proper divisors (4773041655).

6407694345 is a wasteful number, since it uses less digits than its factorization.

6407694345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416049.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 6407694345 is about 80048.0752110880. The cubic root of 6407694345 is about 1857.3792768432.

The spelling of 6407694345 in words is "six billion, four hundred seven million, six hundred ninety-four thousand, three hundred forty-five".