620641453299 has 16 divisors (see below), whose sum is σ = 986858460672. Its totient is φ = 339232595328.

The previous prime is 620641453297. The next prime is 620641453301. The reversal of 620641453299 is 992354146026.

It is an interprime number because it is at equal distance from previous prime (620641453297) and next prime (620641453301).

It is not a de Polignac number, because 620641453299 - 2¹ = 620641453297 is a prime.

It is a super-3 number, since 3×620641453299³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (620641453297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 642485494 + ... + 642486459.

It is an arithmetic number, because the mean of its divisors is an integer number (61678653792).

Almost surely, 2^620641453299 is an apocalyptic number.

620641453299 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

620641453299 is a deficient number, since it is larger than the sum of its proper divisors (366217007373).

620641453299 is a wasteful number, since it uses less digits than its factorization.

620641453299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284971986.

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 620641453299 in words is "six hundred twenty billion, six hundred forty-one million, four hundred fifty-three thousand, two hundred ninety-nine".