46401987654 has 24 divisors (see below), whose sum is σ = 109677425832. Its totient is φ = 14061208320.

The previous prime is 46401987649. The next prime is 46401987659. The reversal of 46401987654 is 45678910464.

It is an interprime number because it is at equal distance from previous prime (46401987649) and next prime (46401987659).

It is a self number, because there is not a number n which added to its sum of digits gives 46401987654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46401987659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117176539 + ... + 117176934.

It is an arithmetic number, because the mean of its divisors is an integer number (4569892743).

Almost surely, 2^46401987654 is an apocalyptic number.

46401987654 is an abundant number, since it is smaller than the sum of its proper divisors (63275438178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46401987654 is a wasteful number, since it uses less digits than its factorization.

46401987654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234353492 (or 234353489 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 46401987654 in words is "forty-six billion, four hundred one million, nine hundred eighty-seven thousand, six hundred fifty-four".