6154254540 has 144 divisors (see below), whose sum is σ = 22023106560. Its totient is φ = 1361301120.

The previous prime is 6154254521. The next prime is 6154254553. The reversal of 6154254540 is 454524516.

6154254540 is a `hidden beast` number, since 61 + 5 + 4 + 2 + 54 + 540 = 666.

It is a super-2 number, since 2×6154254540² = 75749697886221223200, which contains 22 as substring.

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 = 6154254495 and 6154254504.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39720 + ... + 117839.

It is an arithmetic number, because the mean of its divisors is an integer number (152938240).

Almost surely, 2^6154254540 is an apocalyptic number.

6154254540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6154254540 is an abundant number, since it is smaller than the sum of its proper divisors (15868852020).

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

6154254540 is a wasteful number, since it uses less digits than its factorization.

6154254540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157612 (or 157607 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The square root of 6154254540 is about 78449.0569732996. The cubic root of 6154254540 is about 1832.5611902884.

The spelling of 6154254540 in words is "six billion, one hundred fifty-four million, two hundred fifty-four thousand, five hundred forty".