6155626140 has 36 divisors (see below), whose sum is σ = 18672066504. Its totient is φ = 1641500256.

The previous prime is 6155626133. The next prime is 6155626153. The reversal of 6155626140 is 416265516.

6155626140 is a `hidden beast` number, since 6 + 1 + 556 + 2 + 61 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 6155626095 and 6155626104.

It is a congruent number.

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, 17098782 + ... + 17099141.

It is an arithmetic number, because the mean of its divisors is an integer number (518668514).

Almost surely, 2^6155626140 is an apocalyptic number.

6155626140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6155626140 is an abundant number, since it is smaller than the sum of its proper divisors (12516440364).

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

6155626140 is a wasteful number, since it uses less digits than its factorization.

6155626140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34197938 (or 34197933 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 6155626140 is about 78457.7984651621. The cubic root of 6155626140 is about 1832.6973212746.

The spelling of 6155626140 in words is "six billion, one hundred fifty-five million, six hundred twenty-six thousand, one hundred forty".