46904551481 has 4 divisors (see below), whose sum is σ = 46990300752. Its totient is φ = 46818802212.

The previous prime is 46904551459. The next prime is 46904551543. The reversal of 46904551481 is 18415540964.

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 46904551481 - 2³⁰ = 45830809657 is a prime.

It is a super-2 number, since 2×46904551481² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46904551411) 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, 42873815 + ... + 42874908.

It is an arithmetic number, because the mean of its divisors is an integer number (11747575188).

Almost surely, 2^46904551481 is an apocalyptic number.

It is an amenable number.

46904551481 is a deficient number, since it is larger than the sum of its proper divisors (85749271).

46904551481 is an equidigital number, since it uses as much as digits as its factorization.

46904551481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85749270.

The product of its (nonzero) digits is 691200, while the sum is 47.

The spelling of 46904551481 in words is "forty-six billion, nine hundred four million, five hundred fifty-one thousand, four hundred eighty-one".