2631420154 has 24 divisors (see below), whose sum is σ = 4488199380. Its totient is φ = 1154852160.

The previous prime is 2631420101. The next prime is 2631420163. The reversal of 2631420154 is 4510241362.

2631420154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2350019529 + 281400625 = 48477^2 + 16775^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180459 + ... + 194494.

Almost surely, 2^2631420154 is an apocalyptic number.

2631420154 is a deficient number, since it is larger than the sum of its proper divisors (1856779226).

2631420154 is a wasteful number, since it uses less digits than its factorization.

2631420154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375006 (or 374995 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2631420154 is about 51297.3698546037. The cubic root of 2631420154 is about 1380.5857896031.

The spelling of 2631420154 in words is "two billion, six hundred thirty-one million, four hundred twenty thousand, one hundred fifty-four".