54699645 has 64 divisors (see below), whose sum is σ = 117540864. Its totient is φ = 20977920.

The previous prime is 54699643. The next prime is 54699647.

54699645 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (54699643) and next prime (54699647).

It is not a de Polignac number, because 54699645 - 2¹ = 54699643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54699594 and 54699603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54699641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13194 + ... + 16836.

It is an arithmetic number, because the mean of its divisors is an integer number (1836576).

Almost surely, 2^54699645 is an apocalyptic number.

54699645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54699645 is an abundant number, since it is smaller than the sum of its proper divisors (62841219).

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

54699645 is a wasteful number, since it uses less digits than its factorization.

54699645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3682.

The product of its digits is 1166400, while the sum is 48.

The square root of 54699645 is about 7395.9208351631. The cubic root of 54699645 is about 379.6017179746.

The spelling of 54699645 in words is "fifty-four million, six hundred ninety-nine thousand, six hundred forty-five".