7546426020 has 384 divisors, whose sum is σ = 27946598400. Its totient is φ = 1654608384.

The previous prime is 7546426001. The next prime is 7546426033. The reversal of 7546426020 is 206246457.

7546426020 is a `hidden beast` number, since 7 + 5 + 4 + 6 + 42 + 602 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11048599 + ... + 11049281.

It is an arithmetic number, because the mean of its divisors is an integer number (72777600).

Almost surely, 2^7546426020 is an apocalyptic number.

7546426020 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7546426020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13973299200).

7546426020 is an abundant number, since it is smaller than the sum of its proper divisors (20400172380).

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

7546426020 is a wasteful number, since it uses less digits than its factorization.

7546426020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824 (or 816 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 7546426020 is about 86870.1676066070. The cubic root of 7546426020 is about 1961.4644424771.

The spelling of 7546426020 in words is "seven billion, five hundred forty-six million, four hundred twenty-six thousand, twenty".