46440135091 has 24 divisors (see below), whose sum is σ = 54452487600. Its totient is φ = 39489452352.

The previous prime is 46440135083. The next prime is 46440135139. The reversal of 46440135091 is 19053104464.

It is not a de Polignac number, because 46440135091 - 2³ = 46440135083 is a prime.

It is a super-2 number, since 2×46440135091² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46440135091.

It is not an unprimeable number, because it can be changed into a prime (46440135031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6618501 + ... + 6625513.

It is an arithmetic number, because the mean of its divisors is an integer number (2268853650).

Almost surely, 2^46440135091 is an apocalyptic number.

46440135091 is a deficient number, since it is larger than the sum of its proper divisors (8012352509).

46440135091 is a wasteful number, since it uses less digits than its factorization.

46440135091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8083 (or 8076 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 46440135091 in words is "forty-six billion, four hundred forty million, one hundred thirty-five thousand, ninety-one".