465556654091 has 2 divisors, whose sum is σ = 465556654092. Its totient is φ = 465556654090.

The previous prime is 465556654051. The next prime is 465556654243. The reversal of 465556654091 is 190456655564.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-465556654091 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (465556654021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232778327045 + 232778327046.

It is an arithmetic number, because the mean of its divisors is an integer number (232778327046).

Almost surely, 2^465556654091 is an apocalyptic number.

465556654091 is a deficient number, since it is larger than the sum of its proper divisors (1).

465556654091 is an equidigital number, since it uses as much as digits as its factorization.

465556654091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440000, while the sum is 56.

The spelling of 465556654091 in words is "four hundred sixty-five billion, five hundred fifty-six million, six hundred fifty-four thousand, ninety-one".