2631004740 has 384 divisors, whose sum is σ = 10214077440. Its totient is φ = 554273280.

The previous prime is 2631004723. The next prime is 2631004763. The reversal of 2631004740 is 474001362.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 3980010 + ... + 3980670.

It is an arithmetic number, because the mean of its divisors is an integer number (26599160).

Almost surely, 2^2631004740 is an apocalyptic number.

2631004740 is a gapful number since it is divisible by the number (20) 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 2631004740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5107038720).

2631004740 is an abundant number, since it is smaller than the sum of its proper divisors (7583072700).

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

2631004740 is a wasteful number, since it uses less digits than its factorization.

2631004740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711 (or 691 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 2631004740 is about 51293.3206177958. The cubic root of 2631004740 is about 1380.5131362050.

The spelling of 2631004740 in words is "two billion, six hundred thirty-one million, four thousand, seven hundred forty".