72277214522254 has 8 divisors (see below), whose sum is σ = 123903796323888. Its totient is φ = 30975949080960.

The previous prime is 72277214522251. The next prime is 72277214522257. The reversal of 72277214522254 is 45222541277227.

It is an interprime number because it is at equal distance from previous prime (72277214522251) and next prime (72277214522257).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×72277214522254² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72277214522251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2581329090067 + ... + 2581329090094.

It is an arithmetic number, because the mean of its divisors is an integer number (15487974540486).

Almost surely, 2^{72277214522254} is an apocalyptic number.

72277214522254 is a deficient number, since it is larger than the sum of its proper divisors (51626581801634).

72277214522254 is a wasteful number, since it uses less digits than its factorization.

72277214522254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5162658180170.

The product of its digits is 8780800, while the sum is 52.

The spelling of 72277214522254 in words is "seventy-two trillion, two hundred seventy-seven billion, two hundred fourteen million, five hundred twenty-two thousand, two hundred fifty-four".