2634998040 has 160 divisors (see below), whose sum is σ = 8892164160. Its totient is φ = 699840000.

The previous prime is 2634998027. The next prime is 2634998053. The reversal of 2634998040 is 408994362.

2634998040 is a `hidden beast` number, since 2 + 634 + 9 + 9 + 8 + 0 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (2634998027) and next prime (2634998053).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 876540 + ... + 879540.

It is an arithmetic number, because the mean of its divisors is an integer number (55576026).

Almost surely, 2^2634998040 is an apocalyptic number.

2634998040 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 2634998040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4446082080).

2634998040 is an abundant number, since it is smaller than the sum of its proper divisors (6257166120).

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

2634998040 is a wasteful number, since it uses less digits than its factorization.

2634998040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295 (or 3282 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 2634998040 is about 51332.2319795272. The cubic root of 2634998040 is about 1381.2112239341.

The spelling of 2634998040 in words is "two billion, six hundred thirty-four million, nine hundred ninety-eight thousand, forty".