20415415610 has 16 divisors (see below), whose sum is σ = 36865158696. Its totient is φ = 8140075008.

The previous prime is 20415415609. The next prime is 20415415633. The reversal of 20415415610 is 1651451402.

It can be written as a sum of positive squares in 4 ways, for example, as 6157383961 + 14258031649 = 78469^2 + 119407^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3258119 + ... + 3264378.

Almost surely, 2^20415415610 is an apocalyptic number.

20415415610 is a deficient number, since it is larger than the sum of its proper divisors (16449743086).

20415415610 is a wasteful number, since it uses less digits than its factorization.

20415415610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6522817.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 20415415610 in words is "twenty billion, four hundred fifteen million, four hundred fifteen thousand, six hundred ten".